diff --git a/images/base-linux64/Dockerfile b/images/base-linux64/Dockerfile
index 3fc7003..10de83a 100644
--- a/images/base-linux64/Dockerfile
+++ b/images/base-linux64/Dockerfile
@@ -39,4 +39,6 @@ ENV FFBUILD_TARGET_FLAGS="--pkg-config=pkg-config --cross-prefix=x86_64-ffbuild-
     PKG_CONFIG_LIBDIR=/opt/ffbuild/lib/pkgconfig \
     CFLAGS="-static-libgcc -static-libstdc++ -I/opt/ffbuild/include -O2 -pipe -fPIC -DPIC -D_FORTIFY_SOURCE=2 -fstack-protector-strong -pthread" \
     CXXFLAGS="-static-libgcc -static-libstdc++ -I/opt/ffbuild/include -O2 -pipe -fPIC -DPIC -D_FORTIFY_SOURCE=2 -fstack-protector-strong -pthread" \
-    LDFLAGS="-static-libgcc -static-libstdc++ -L/opt/ffbuild/lib -O2 -pipe -fstack-protector-strong -Wl,-z,relro,-z,now -pthread -lm"
+    LDFLAGS="-static-libgcc -static-libstdc++ -L/opt/ffbuild/lib -O2 -pipe -fstack-protector-strong -Wl,-z,relro,-z,now -pthread -lm" \
+    STAGE_CFLAGS="-fvisibility=hidden" \
+    STAGE_CXXFLAGS="-fvisibility=hidden"