diff --git a/.prettierrc.json b/.prettierrc.json
index b4ef012..b8de456 100644
--- a/.prettierrc.json
+++ b/.prettierrc.json
@@ -1,5 +1,4 @@
 {
   "proseWrap": "never",
-  "singleQuote": true,
-  "semi": false
+  "singleQuote": true
 }
diff --git a/api/.prettierrc.json b/api/.prettierrc.json
index b4ef012..b8de456 100644
--- a/api/.prettierrc.json
+++ b/api/.prettierrc.json
@@ -1,5 +1,4 @@
 {
   "proseWrap": "never",
-  "singleQuote": true,
-  "semi": false
+  "singleQuote": true
 }
diff --git a/api/schema.js b/api/schema.js
index 42a2685..a3d6340 100644
--- a/api/schema.js
+++ b/api/schema.js
@@ -1,10 +1,10 @@
-'use strict'
+'use strict';
 
-const { GraphQLSchema } = require('graphql')
-const { MutationType } = require('./types/Mutation')
-const { QueryType } = require('./types/Query')
+const { GraphQLSchema } = require('graphql');
+const { MutationType } = require('./types/Mutation');
+const { QueryType } = require('./types/Query');
 
 exports.schema = new GraphQLSchema({
   query: QueryType,
   mutation: MutationType,
-})
+});
diff --git a/api/server.js b/api/server.js
index 913629f..69abc45 100644
--- a/api/server.js
+++ b/api/server.js
@@ -1,22 +1,22 @@
-'use strict'
+'use strict';
 
-const { createWriteStream, unlink } = require('fs')
-const { ApolloServer } = require('apollo-server-koa')
-const Koa = require('koa')
-const lowdb = require('lowdb')
-const FileSync = require('lowdb/adapters/FileSync')
-const mkdirp = require('mkdirp')
-const shortid = require('shortid')
-const { schema } = require('./schema')
+const { createWriteStream, unlink } = require('fs');
+const { ApolloServer } = require('apollo-server-koa');
+const Koa = require('koa');
+const lowdb = require('lowdb');
+const FileSync = require('lowdb/adapters/FileSync');
+const mkdirp = require('mkdirp');
+const shortid = require('shortid');
+const { schema } = require('./schema');
 
-const UPLOAD_DIR = './uploads'
-const db = lowdb(new FileSync('db.json'))
+const UPLOAD_DIR = './uploads';
+const db = lowdb(new FileSync('db.json'));
 
 // Seed an empty DB.
-db.defaults({ uploads: [] }).write()
+db.defaults({ uploads: [] }).write();
 
 // Ensure upload directory exists.
-mkdirp.sync(UPLOAD_DIR)
+mkdirp.sync(UPLOAD_DIR);
 
 /**
  * Stores a GraphQL file upload. The file is stored in the filesystem and its
@@ -25,44 +25,44 @@ mkdirp.sync(UPLOAD_DIR)
  * @returns {object} File metadata.
  */
 const storeUpload = async (upload) => {
-  const { createReadStream, filename, mimetype } = await upload
-  const stream = createReadStream()
-  const id = shortid.generate()
-  const path = `${UPLOAD_DIR}/${id}-${filename}`
-  const file = { id, filename, mimetype, path }
+  const { createReadStream, filename, mimetype } = await upload;
+  const stream = createReadStream();
+  const id = shortid.generate();
+  const path = `${UPLOAD_DIR}/${id}-${filename}`;
+  const file = { id, filename, mimetype, path };
 
   // Store the file in the filesystem.
   await new Promise((resolve, reject) => {
     // Create a stream to which the upload will be written.
-    const writeStream = createWriteStream(path)
+    const writeStream = createWriteStream(path);
 
     // When the upload is fully written, resolve the promise.
-    writeStream.on('finish', resolve)
+    writeStream.on('finish', resolve);
 
     // If there's an error writing the file, remove the partially written file
     // and reject the promise.
     writeStream.on('error', (error) => {
       unlink(path, () => {
-        reject(error)
-      })
-    })
+        reject(error);
+      });
+    });
 
     // In node <= 13, errors are not automatically propagated between piped
     // streams. If there is an error receiving the upload, destroy the write
     // stream with the corresponding error.
-    stream.on('error', (error) => writeStream.destroy(error))
+    stream.on('error', (error) => writeStream.destroy(error));
 
     // Pipe the upload into the write stream.
-    stream.pipe(writeStream)
-  })
+    stream.pipe(writeStream);
+  });
 
   // Record the file metadata in the DB.
-  db.get('uploads').push(file).write()
+  db.get('uploads').push(file).write();
 
-  return file
-}
+  return file;
+};
 
-const app = new Koa()
+const app = new Koa();
 const server = new ApolloServer({
   uploads: {
     // Limits here should be stricter than config for surrounding
@@ -74,14 +74,14 @@ const server = new ApolloServer({
   },
   schema,
   context: { db, storeUpload },
-})
+});
 
-server.applyMiddleware({ app })
+server.applyMiddleware({ app });
 
 app.listen(process.env.PORT, (error) => {
-  if (error) throw error
+  if (error) throw error;
 
   console.info(
     `Serving http://localhost:${process.env.PORT} for ${process.env.NODE_ENV}.`
-  )
-})
+  );
+});
diff --git a/api/types/File.js b/api/types/File.js
index f05940d..20db518 100644
--- a/api/types/File.js
+++ b/api/types/File.js
@@ -1,11 +1,11 @@
-'use strict'
+'use strict';
 
 const {
   GraphQLNonNull,
   GraphQLObjectType,
   GraphQLString,
   GraphQLID,
-} = require('graphql')
+} = require('graphql');
 
 exports.FileType = new GraphQLObjectType({
   name: 'File',
@@ -28,4 +28,4 @@ exports.FileType = new GraphQLObjectType({
       type: GraphQLNonNull(GraphQLString),
     },
   }),
-})
+});
diff --git a/api/types/Mutation.js b/api/types/Mutation.js
index e8db0ce..41dda54 100644
--- a/api/types/Mutation.js
+++ b/api/types/Mutation.js
@@ -1,9 +1,9 @@
-'use strict'
+'use strict';
 
-const { GraphQLUpload } = require('apollo-server-koa')
-const { GraphQLList, GraphQLObjectType, GraphQLNonNull } = require('graphql')
-const promisesAll = require('promises-all')
-const { FileType } = require('./File')
+const { GraphQLUpload } = require('apollo-server-koa');
+const { GraphQLList, GraphQLObjectType, GraphQLNonNull } = require('graphql');
+const promisesAll = require('promises-all');
+const { FileType } = require('./File');
 
 exports.MutationType = new GraphQLObjectType({
   name: 'Mutation',
@@ -31,15 +31,15 @@ exports.MutationType = new GraphQLObjectType({
       async resolve(parent, { files }, { storeUpload }) {
         const { resolve, reject } = await promisesAll.all(
           files.map(storeUpload)
-        )
+        );
 
         if (reject.length)
           reject.forEach(({ name, message }) =>
             console.error(`${name}: ${message}`)
-          )
+          );
 
-        return resolve
+        return resolve;
       },
     },
   }),
-})
+});
diff --git a/api/types/Query.js b/api/types/Query.js
index 8728bb8..90c9455 100644
--- a/api/types/Query.js
+++ b/api/types/Query.js
@@ -1,7 +1,7 @@
-'use strict'
+'use strict';
 
-const { GraphQLList, GraphQLObjectType, GraphQLNonNull } = require('graphql')
-const { FileType } = require('./File')
+const { GraphQLList, GraphQLObjectType, GraphQLNonNull } = require('graphql');
+const { FileType } = require('./File');
 
 exports.QueryType = new GraphQLObjectType({
   name: 'Query',
@@ -12,4 +12,4 @@ exports.QueryType = new GraphQLObjectType({
       resolve: (source, args, { db }) => db.get('uploads').value(),
     },
   }),
-})
+});
diff --git a/app/.prettierrc.json b/app/.prettierrc.json
index b4ef012..b8de456 100644
--- a/app/.prettierrc.json
+++ b/app/.prettierrc.json
@@ -1,5 +1,4 @@
 {
   "proseWrap": "never",
-  "singleQuote": true,
-  "semi": false
+  "singleQuote": true
 }
diff --git a/app/components/Header.js b/app/components/Header.js
index 027e731..9be856e 100644
--- a/app/components/Header.js
+++ b/app/components/Header.js
@@ -7,4 +7,4 @@ export const Header = (props) => (
       }
     `}</style>
   </>
-)
+);
diff --git a/app/components/Page.js b/app/components/Page.js
index e432c06..58ed106 100644
--- a/app/components/Page.js
+++ b/app/components/Page.js
@@ -1,4 +1,4 @@
-import Head from 'next/head'
+import Head from 'next/head';
 
 export const Page = ({ title, children }) => (
   <>
@@ -7,4 +7,4 @@ export const Page = ({ title, children }) => (
     </Head>
     {children}
   </>
-)
+);
diff --git a/app/components/Section.js b/app/components/Section.js
index 89e9061..1fc5600 100644
--- a/app/components/Section.js
+++ b/app/components/Section.js
@@ -7,4 +7,4 @@ export const Section = (props) => (
       }
     `}</style>
   </>
-)
+);
diff --git a/app/components/UploadBlob.js b/app/components/UploadBlob.js
index a9dfaa3..6db5b3a 100644
--- a/app/components/UploadBlob.js
+++ b/app/components/UploadBlob.js
@@ -1,7 +1,7 @@
-import { useApolloClient, useMutation } from '@apollo/react-hooks'
-import { ButtonSubmit, Code, Fieldset, Textbox } from 'device-agnostic-ui'
-import gql from 'graphql-tag'
-import React from 'react'
+import { useApolloClient, useMutation } from '@apollo/react-hooks';
+import { ButtonSubmit, Code, Fieldset, Textbox } from 'device-agnostic-ui';
+import gql from 'graphql-tag';
+import React from 'react';
 
 const SINGLE_UPLOAD_MUTATION = gql`
   mutation singleUpload($file: Upload!) {
@@ -9,28 +9,28 @@ const SINGLE_UPLOAD_MUTATION = gql`
       id
     }
   }
-`
+`;
 
 export const UploadBlob = () => {
-  const [name, setName] = React.useState('')
-  const [content, setContent] = React.useState('')
+  const [name, setName] = React.useState('');
+  const [content, setContent] = React.useState('');
   const [singleUploadMutation, { loading }] = useMutation(
     SINGLE_UPLOAD_MUTATION
-  )
-  const apolloClient = useApolloClient()
+  );
+  const apolloClient = useApolloClient();
 
-  const onNameChange = ({ target: { value } }) => setName(value)
-  const onContentChange = ({ target: { value } }) => setContent(value)
+  const onNameChange = ({ target: { value } }) => setName(value);
+  const onContentChange = ({ target: { value } }) => setContent(value);
   const onSubmit = (event) => {
-    event.preventDefault()
+    event.preventDefault();
 
-    const file = new Blob([content], { type: 'text/plain' })
-    file.name = `${name}.txt`
+    const file = new Blob([content], { type: 'text/plain' });
+    file.name = `${name}.txt`;
 
     singleUploadMutation({ variables: { file } }).then(() => {
-      apolloClient.resetStore()
-    })
-  }
+      apolloClient.resetStore();
+    });
+  };
 
   return (
     <form onSubmit={onSubmit}>
@@ -59,5 +59,5 @@ export const UploadBlob = () => {
       </Fieldset>
       <ButtonSubmit loading={loading}>Upload</ButtonSubmit>
     </form>
-  )
-}
+  );
+};
diff --git a/app/components/UploadFile.js b/app/components/UploadFile.js
index 2b4b552..58cc221 100644
--- a/app/components/UploadFile.js
+++ b/app/components/UploadFile.js
@@ -1,5 +1,5 @@
-import { useApolloClient, useMutation } from '@apollo/react-hooks'
-import gql from 'graphql-tag'
+import { useApolloClient, useMutation } from '@apollo/react-hooks';
+import gql from 'graphql-tag';
 
 const SINGLE_UPLOAD_MUTATION = gql`
   mutation singleUpload($file: Upload!) {
@@ -7,11 +7,11 @@ const SINGLE_UPLOAD_MUTATION = gql`
       id
     }
   }
-`
+`;
 
 export const UploadFile = () => {
-  const [uploadFileMutation] = useMutation(SINGLE_UPLOAD_MUTATION)
-  const apolloClient = useApolloClient()
+  const [uploadFileMutation] = useMutation(SINGLE_UPLOAD_MUTATION);
+  const apolloClient = useApolloClient();
 
   const onChange = ({
     target: {
@@ -21,8 +21,8 @@ export const UploadFile = () => {
   }) =>
     validity.valid &&
     uploadFileMutation({ variables: { file } }).then(() => {
-      apolloClient.resetStore()
-    })
+      apolloClient.resetStore();
+    });
 
-  return <input type="file" required onChange={onChange} />
-}
+  return <input type="file" required onChange={onChange} />;
+};
diff --git a/app/components/UploadFileList.js b/app/components/UploadFileList.js
index e98c420..19dd7bf 100644
--- a/app/components/UploadFileList.js
+++ b/app/components/UploadFileList.js
@@ -1,5 +1,5 @@
-import { useApolloClient, useMutation } from '@apollo/react-hooks'
-import gql from 'graphql-tag'
+import { useApolloClient, useMutation } from '@apollo/react-hooks';
+import gql from 'graphql-tag';
 
 const MULTIPLE_UPLOAD_MUTATION = gql`
   mutation multipleUpload($files: [Upload!]!) {
@@ -7,17 +7,17 @@ const MULTIPLE_UPLOAD_MUTATION = gql`
       id
     }
   }
-`
+`;
 
 export const UploadFileList = () => {
-  const [multipleUploadMutation] = useMutation(MULTIPLE_UPLOAD_MUTATION)
-  const apolloClient = useApolloClient()
+  const [multipleUploadMutation] = useMutation(MULTIPLE_UPLOAD_MUTATION);
+  const apolloClient = useApolloClient();
 
   const onChange = ({ target: { validity, files } }) =>
     validity.valid &&
     multipleUploadMutation({ variables: { files } }).then(() => {
-      apolloClient.resetStore()
-    })
+      apolloClient.resetStore();
+    });
 
-  return <input type="file" multiple required onChange={onChange} />
-}
+  return <input type="file" multiple required onChange={onChange} />;
+};
diff --git a/app/components/Uploads.js b/app/components/Uploads.js
index f61ac1f..bfe724c 100644
--- a/app/components/Uploads.js
+++ b/app/components/Uploads.js
@@ -1,6 +1,6 @@
-import { useQuery } from '@apollo/react-hooks'
-import { Scroll, Table } from 'device-agnostic-ui'
-import gql from 'graphql-tag'
+import { useQuery } from '@apollo/react-hooks';
+import { Scroll, Table } from 'device-agnostic-ui';
+import gql from 'graphql-tag';
 
 const UPLOADS_QUERY = gql`
   query uploads {
@@ -11,10 +11,10 @@ const UPLOADS_QUERY = gql`
       path
     }
   }
-`
+`;
 
 export const Uploads = () => {
-  const { data: { uploads = [] } = {} } = useQuery(UPLOADS_QUERY)
+  const { data: { uploads = [] } = {} } = useQuery(UPLOADS_QUERY);
 
   return (
     <Scroll>
@@ -37,5 +37,5 @@ export const Uploads = () => {
         </tbody>
       </Table>
     </Scroll>
-  )
-}
+  );
+};
diff --git a/app/next.config.js b/app/next.config.js
index cf3ba3e..80f42a9 100644
--- a/app/next.config.js
+++ b/app/next.config.js
@@ -2,4 +2,4 @@ module.exports = {
   env: {
     API_URI: process.env.API_URI,
   },
-}
+};
diff --git a/app/pages/_app.js b/app/pages/_app.js
index e31946a..49a6c95 100644
--- a/app/pages/_app.js
+++ b/app/pages/_app.js
@@ -1,17 +1,17 @@
-import 'cross-fetch/polyfill'
-import { ApolloProvider } from '@apollo/react-hooks'
-import { InMemoryCache } from 'apollo-cache-inmemory'
-import { ApolloClient } from 'apollo-client'
-import { createUploadLink } from 'apollo-upload-client'
-import { stylesGlobal, stylesGlobalTheme } from 'device-agnostic-ui'
-import Head from 'next/head'
+import 'cross-fetch/polyfill';
+import { ApolloProvider } from '@apollo/react-hooks';
+import { InMemoryCache } from 'apollo-cache-inmemory';
+import { ApolloClient } from 'apollo-client';
+import { createUploadLink } from 'apollo-upload-client';
+import { stylesGlobal, stylesGlobalTheme } from 'device-agnostic-ui';
+import Head from 'next/head';
 
 const createApolloClient = (cache = {}) =>
   new ApolloClient({
     ssrMode: typeof window !== 'undefined',
     cache: new InMemoryCache().restore(cache),
     link: createUploadLink({ uri: process.env.API_URI }),
-  })
+  });
 
 const App = ({
   Component,
@@ -34,19 +34,19 @@ const App = ({
       {stylesGlobal}
     </style>
   </ApolloProvider>
-)
+);
 
 App.getInitialProps = async (context) => {
   const props = {
     pageProps: context.Component.getInitialProps
       ? await context.Component.getInitialProps(context)
       : {},
-  }
+  };
 
   if (context.ctx.req) {
-    const apolloClient = createApolloClient()
+    const apolloClient = createApolloClient();
     try {
-      const { getDataFromTree } = await import('@apollo/react-ssr')
+      const { getDataFromTree } = await import('@apollo/react-ssr');
       await getDataFromTree(
         <App
           {...props}
@@ -54,18 +54,18 @@ App.getInitialProps = async (context) => {
           router={context.router}
           Component={context.Component}
         />
-      )
+      );
     } catch (error) {
       // Prevent crash from GraphQL errors.
-      console.error(error)
+      console.error(error);
     }
 
-    Head.rewind()
+    Head.rewind();
 
-    props.apolloCache = apolloClient.cache.extract()
+    props.apolloCache = apolloClient.cache.extract();
   }
 
-  return props
-}
+  return props;
+};
 
-export default App
+export default App;
diff --git a/app/pages/index.js b/app/pages/index.js
index 29faeb0..dfc7a47 100644
--- a/app/pages/index.js
+++ b/app/pages/index.js
@@ -1,11 +1,11 @@
-import { Code, Heading, Margin } from 'device-agnostic-ui'
-import { Header } from '../components/Header'
-import { Page } from '../components/Page'
-import { Section } from '../components/Section'
-import { UploadBlob } from '../components/UploadBlob'
-import { UploadFile } from '../components/UploadFile'
-import { UploadFileList } from '../components/UploadFileList'
-import { Uploads } from '../components/Uploads'
+import { Code, Heading, Margin } from 'device-agnostic-ui';
+import { Header } from '../components/Header';
+import { Page } from '../components/Page';
+import { Section } from '../components/Section';
+import { UploadBlob } from '../components/UploadBlob';
+import { UploadFile } from '../components/UploadFile';
+import { UploadFileList } from '../components/UploadFileList';
+import { Uploads } from '../components/Uploads';
 
 const IndexPage = () => (
   <Page title="Apollo upload examples">
@@ -51,6 +51,6 @@ const IndexPage = () => (
       <Uploads />
     </Section>
   </Page>
-)
+);
 
-export default IndexPage
+export default IndexPage;