diff --git a/Android.bp b/Android.bp
index 914d673..abae680 100644
--- a/Android.bp
+++ b/Android.bp
@@ -95,6 +95,7 @@
         "common/env.go",
         "common/glob.go",
         "common/module.go",
+        "common/mutator.go",
         "common/paths.go",
         "common/util.go",
         "common/variable.go",