diff --git a/SDL2.spec b/SDL2.spec
index 9821691..e0df25c 100644
--- a/SDL2.spec
+++ b/SDL2.spec
@@ -92,7 +92,7 @@ applications which will use %{name}.
 %apply_patches
 
 %build
-%define optflags %{optflags} -mstackrealign
+%global optflags %{optflags} -mstackrealign
 %cmake \
 	-DRPATH:BOOL=OFF \
 	-DSDL_STATIC:BOOL=OFF