diff --git a/browser/gopher/moz.build b/browser/gopher/moz.build
index 4ec3a1b7c1..e138758f5d 100644
--- a/browser/gopher/moz.build
+++ b/browser/gopher/moz.build
@@ -8,7 +8,9 @@ JAR_MANIFESTS += ['jar.mn']
 FINAL_TARGET = 'dist/bin/browser'
 
 EXTRA_COMPONENTS += [
+    'components/about.manifest',
     'components/about.js',
+    'components/protocol.manifest',
     'components/protocol.js',
 ]