diff --git a/lang/cem/lint/lpass1/Parameters b/lang/cem/lint/lpass1/Parameters
index 82273bc3e..87ac8bf0e 100644
--- a/lang/cem/lint/lpass1/Parameters
+++ b/lang/cem/lint/lpass1/Parameters
@@ -144,3 +144,7 @@
 #undef REGCOUNT		1	/* count occurrences for register messages */
 
 
+!File: dbsymtab.h
+#undef DBSYMTAB		1	/* debugger support */
+
+