diff --git a/build/shared/lib/keywords.txt b/build/shared/lib/keywords.txt
index 142165f40..928da9741 100644
--- a/build/shared/lib/keywords.txt
+++ b/build/shared/lib/keywords.txt
@@ -71,7 +71,7 @@ ORTHOGRAPHIC	LITERAL1
 OPAQUE	LITERAL1
 OPENGL	LITERAL1
 ONE	LITERAL1
-OVERLAY	LITRRAL1
+OVERLAY	LITERAL1
 PAL	LITERAL1
 P2D	LITERAL1
 P3D	LITERAL1