diff --git a/cc/config/global.go b/cc/config/global.go
index 16b5e0938..12c1bb9f7 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -365,8 +365,6 @@ var (
 		"-Wno-unqualified-std-cast-call",
 		"-Wno-array-parameter",
 		"-Wno-gnu-offsetof-extensions",
-		// TODO: Enable this warning http://b/315245071
-		"-Wno-fortify-source",
 	}
 
 	llvmNextExtraCommonGlobalCflags = []string{