diff --git a/tools/qfcc/source/qc-parse.y b/tools/qfcc/source/qc-parse.y
index af10e66a4..897a2b924 100644
--- a/tools/qfcc/source/qc-parse.y
+++ b/tools/qfcc/source/qc-parse.y
@@ -535,8 +535,10 @@ builtin_function
 			def_t *def = $<def>-1;
 			if (!def->external) {
 				$$ = build_builtin_function (def, $<expr>0);
-				build_scope ($$, $$->def, current_params);
-				flush_scope ($$->scope, 1);
+				if ($$) {
+					build_scope ($$, $$->def, current_params);
+					flush_scope ($$->scope, 1);
+				}
 			}
 		}
 	;
diff --git a/tools/qfcc/source/qp-parse.y b/tools/qfcc/source/qp-parse.y
index 38d6bc6e1..9612b35b2 100644
--- a/tools/qfcc/source/qp-parse.y
+++ b/tools/qfcc/source/qp-parse.y
@@ -252,8 +252,10 @@ subprogram_declaration
 	| subprogram_head ASSIGNOP '#' const ';'
 		{
 			$$ = build_builtin_function ($1, $4);
-			build_scope ($$, $$->def, current_params);
-			flush_scope ($$->scope, 1);
+			if ($$) {
+				build_scope ($$, $$->def, current_params);
+				flush_scope ($$->scope, 1);
+			}
 		}
 	;