diff --git a/basis/opengl/gl/extensions/extensions.factor b/basis/opengl/gl/extensions/extensions.factor
index 327b552fa2..2232f32891 100644
--- a/basis/opengl/gl/extensions/extensions.factor
+++ b/basis/opengl/gl/extensions/extensions.factor
@@ -50,6 +50,6 @@ reset-gl-function-number-counter
 SYNTAX: GL-FUNCTION:
     gl-function-calling-convention
     scan-function-name
-    "{" expect "}" parse-tokens over prefix
+    "{" expect "}" parse-tokens over suffix
     gl-function-counter '[ _ _ gl-function-pointer ]
     ";" scan-c-args define-indirect ;