diff --git a/android/defs.go b/android/defs.go
index 1a7c459..b3ff376 100644
--- a/android/defs.go
+++ b/android/defs.go
@@ -124,6 +124,10 @@
 
 func init() {
 	pctx.Import("github.com/google/blueprint/bootstrap")
+
+	pctx.VariableFunc("RBEWrapper", func(ctx PackageVarContext) string {
+		return ctx.Config().RBEWrapper()
+	})
 }
 
 var (