diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c
index 49659081221..b6acfbc8b9e 100644
--- a/src/glx/dri2_glx.c
+++ b/src/glx/dri2_glx.c
@@ -969,7 +969,7 @@ static const __DRIdri2LoaderExtension dri2LoaderExtension_old = {
 };
 
 static const __DRIuseInvalidateExtension dri2UseInvalidate = {
-   { __DRI_USE_INVALIDATE, __DRI_USE_INVALIDATE_VERSION }
+   .base = { __DRI_USE_INVALIDATE, 1 }
 };
 
 _X_HIDDEN void