diff --git a/shaders/util/premultiply.frag b/shaders/util/premultiply.frag
index 9595bcf..4be8846 100644
--- a/shaders/util/premultiply.frag
+++ b/shaders/util/premultiply.frag
@@ -1,6 +1,6 @@
 
 #if PREMULTIPLY_ALPHA == 0
-#error __distablestage
+#error __disablestage
 #endif
 
 #request uniform "prev" tex