diff --git a/sdk_container/src/third_party/portage-stable/eclass/flag-o-matic.eclass b/sdk_container/src/third_party/portage-stable/eclass/flag-o-matic.eclass
index 4765809e91..85274c9112 100644
--- a/sdk_container/src/third_party/portage-stable/eclass/flag-o-matic.eclass
+++ b/sdk_container/src/third_party/portage-stable/eclass/flag-o-matic.eclass
@@ -24,7 +24,7 @@ inherit toolchain-funcs
 # @DESCRIPTION:
 # Return all the flag variables that our high level functions operate on.
 all-flag-vars() {
-	echo {ADA,C,CPP,CXX,CCAS,F,FC,LD}FLAGS
+	echo {ADA,C,CPP,CXX,CCAS,F,FC,GDC,LD}FLAGS
 }
 
 # @FUNCTION: setup-allowed-flags