diff --git a/config/graphic b/config/graphic
index 2cce84534a..adbb3af3a7 100644
--- a/config/graphic
+++ b/config/graphic
@@ -11,6 +11,16 @@ else
 fi
 
 get_graphicdrivers() {
+
+  # set defaults
+  GALLIUM_DRIVERS=""
+  DRI_DRIVERS=""
+  XORG_DRIVERS=""
+  LLVM_SUPPORT="no"
+  COMPOSITE_SUPPORT="no"
+  VDPAU_SUPPORT="no"
+  VAAPI_SUPPORT="no"
+
   if [ "$GRAPHIC_DRIVERS" = "all" ]; then
     GRAPHIC_DRIVERS="i915 i965 r200 r300 r600 radeonsi nvidia nvidia-legacy vmware virtio vc4"
   fi