diff --git a/docs/renderers.md b/docs/renderers.md
index aaaab0913..f3601c7c2 100644
--- a/docs/renderers.md
+++ b/docs/renderers.md
@@ -100,7 +100,7 @@ export default {
   server: './server.js', // relative path to the server entrypoint
   snowpackPlugin: '@snowpack/plugin-xxx', // optional, the name of a snowpack plugin to inject
   snowpackPluginOptions: { example: true }, // optional, any options to be forwarded to the snowpack plugin
-  knownEntrypoint: ['framework'] // optional, entrypoint modules that will be used by compiled source
+  knownEntrypoint: ['framework'], // optional, entrypoint modules that will be used by compiled source
 };
 ```
 
diff --git a/packages/astro/src/config_manager.ts b/packages/astro/src/config_manager.ts
index c4d1db90c..2d8d384ee 100644
--- a/packages/astro/src/config_manager.ts
+++ b/packages/astro/src/config_manager.ts
@@ -97,7 +97,7 @@ export class ConfigManager {
         snowpackPlugin,
         client: path.join(name, raw.client),
         server: path.join(name, raw.server),
-        knownEntrypoints: raw.knownEntrypoints
+        knownEntrypoints: raw.knownEntrypoints,
       };
     });
 
diff --git a/packages/astro/src/runtime.ts b/packages/astro/src/runtime.ts
index e4e7f4d16..9b9629dc2 100644
--- a/packages/astro/src/runtime.ts
+++ b/packages/astro/src/runtime.ts
@@ -346,9 +346,9 @@ async function createSnowpack(astroConfig: AstroConfig, options: CreateSnowpackO
   // Make sure that Snowpack builds our renderer plugins
   const rendererInstances = await configManager.buildRendererInstances();
   const knownEntrypoints: string[] = [];
-  for(const renderer of rendererInstances) {
+  for (const renderer of rendererInstances) {
     knownEntrypoints.push(renderer.server, renderer.client);
-    if(renderer.knownEntrypoints) {
+    if (renderer.knownEntrypoints) {
       knownEntrypoints.push(...renderer.knownEntrypoints);
     }
   }
diff --git a/packages/renderers/renderer-preact/index.js b/packages/renderers/renderer-preact/index.js
index 5602442e6..84d2021d1 100644
--- a/packages/renderers/renderer-preact/index.js
+++ b/packages/renderers/renderer-preact/index.js
@@ -2,5 +2,5 @@ export default {
   name: '@astrojs/renderer-preact',
   client: './client',
   server: './server',
-  knownEntrypoints: ['preact', 'preact-render-to-string']
+  knownEntrypoints: ['preact', 'preact-render-to-string'],
 };
diff --git a/packages/renderers/renderer-react/index.js b/packages/renderers/renderer-react/index.js
index 430e01c3a..e47cf5d7d 100644
--- a/packages/renderers/renderer-react/index.js
+++ b/packages/renderers/renderer-react/index.js
@@ -2,5 +2,5 @@ export default {
   name: '@astrojs/renderer-react',
   client: './client',
   server: './server',
-  knownEntrypoints: ['react', 'react-dom/server']
+  knownEntrypoints: ['react', 'react-dom/server'],
 };
diff --git a/packages/renderers/renderer-vue/index.js b/packages/renderers/renderer-vue/index.js
index e3f31fc8e..206bae9f3 100644
--- a/packages/renderers/renderer-vue/index.js
+++ b/packages/renderers/renderer-vue/index.js
@@ -3,5 +3,5 @@ export default {
   snowpackPlugin: '@snowpack/plugin-vue',
   client: './client',
   server: './server',
-  knownEntrypoints: ['vue']
+  knownEntrypoints: ['vue'],
 };