diff --git a/build/generate_asset_map.js b/build/generate_asset_map.js
index d1efebb1..1047e974 100644
--- a/build/generate_asset_map.js
+++ b/build/generate_asset_map.js
@@ -14,6 +14,6 @@ module.exports = function() {
   return {
     code,
     dependencies: files.map(f => require.resolve('../assets/' + f)),
-    cacheable: false
+    cacheable: true
   };
 };
diff --git a/build/generate_l10n_map.js b/build/generate_l10n_map.js
index 57f73ab4..15c898dd 100644
--- a/build/generate_l10n_map.js
+++ b/build/generate_l10n_map.js
@@ -17,6 +17,6 @@ module.exports = function() {
     dependencies: dirs.map(d =>
       require.resolve(`../public/locales/${d}/send.ftl`)
     ),
-    cacheable: false
+    cacheable: true
   };
 };
diff --git a/test/frontend/index.js b/test/frontend/index.js
index c5906c65..9485bc5e 100644
--- a/test/frontend/index.js
+++ b/test/frontend/index.js
@@ -11,6 +11,6 @@ module.exports = function() {
   return {
     code,
     dependencies: files.map(f => require.resolve('./tests/' + f)),
-    cacheable: false
+    cacheable: true
   };
 };