diff --git a/scripts/build/osx b/scripts/build/osx
index a5e7d9432c..a075ede412 100755
--- a/scripts/build/osx
+++ b/scripts/build/osx
@@ -11,6 +11,7 @@ export CGO_ENABLED=1
 export GOOS=darwin
 export GOARCH=amd64
 export CC=o64-clang
+export CXX=o64-clang++
 export LDFLAGS="$LDFLAGS -linkmode external -s"
 export LDFLAGS_STATIC_DOCKER='-extld='${CC}