diff --git a/s3-deploy.sh b/s3-deploy.sh
index f062c25e2f..3f63e6c65e 100755
--- a/s3-deploy.sh
+++ b/s3-deploy.sh
@@ -9,7 +9,7 @@ build_assets() {
 }
 
 echo "> Build artifact."
-build_assets
+#build_assets
 
 # Calculate output directory.
 echo "> Calculate artifact SHA."
@@ -34,8 +34,8 @@ echo "> Modify asset paths, etc. in index.html."
 pushd $output_dir > /dev/null
 # /assets/output/main.built.js -> /assets/main.built.js
 sed -i "s/assets\/output/assets/g" index.html
-# /assets/main.built.js -> /assets/${checksum}/main.built.js
-sed -i "s/assets/assets\/${checksum}/g" index.html
+# /assets/main.built.js -> //cdn.junglehorse.com/assets/${checksum}/main.built.js
+sed -i "s/\/assets/\/\/cdn.junglehorse.com\/assets\/${checksum}/g" index.html
 sed -i "s/asset_content_hash/${checksum}/g" index.html
 sed -i "s/DEVELOPMENT/production/g" index.html
 popd > /dev/null
@@ -43,6 +43,7 @@ popd > /dev/null
 echo "> Upload to S3."
 aws s3 cp $output_dir s3://junglehorse-frontend/assets/${checksum} --recursive
 aws s3 cp $output_dir/index.html s3://junglehorse-frontend/index.html
+aws s3 cp $output_dir/error.html s3://junglehorse-frontend/error.html
 
 popd > /dev/null
 echo "> Done."
diff --git a/web/error.html b/web/error.html
new file mode 100644
index 0000000000..69ca5c8c39
--- /dev/null
+++ b/web/error.html
@@ -0,0 +1,10 @@
+<!doctype html>
+<html lang="en-US">
+  <head>
+    <title>Jungle Horse &mdash; Error</title>
+  </head>
+  <body>
+    <h1>Error</h1>
+    <p>This thing doesn't exist.</p>
+  </body>
+</html>