diff --git a/sdk_container/src/third_party/coreos-overlay/coreos/config/env/dev-lang/perl b/sdk_container/src/third_party/coreos-overlay/coreos/config/env/dev-lang/perl
deleted file mode 100644
index 38d1bf6f8d..0000000000
--- a/sdk_container/src/third_party/coreos-overlay/coreos/config/env/dev-lang/perl
+++ /dev/null
@@ -1,5 +0,0 @@
-if [[ ${EBUILD_PHASE} == configure ]]; then
-  if tc-is-cross-compiler; then
-    append-cflags "-fwrapv -fno-strict-aliasing"
-  fi
-fi