diff --git a/xml/gl.xml b/xml/gl.xml
index 447b57e..a4c8dcd 100644
--- a/xml/gl.xml
+++ b/xml/gl.xml
@@ -20965,7 +20965,7 @@
             <param class="program"><ptype>GLuint</ptype> <name>program</name></param>
             <param><ptype>GLint</ptype> <name>location</name></param>
             <param><ptype>GLsizei</ptype> <name>bufSize</name></param>
-            <param len="bufSize"><ptype>GLuint64</ptype> *<name>params</name></param>
+            <param len="COMPSIZE(bufSize)"><ptype>GLuint64</ptype> *<name>params</name></param>
         </command>
         <command>
             <proto>void <name>glGetnUniformuiv</name></proto>