diff --git a/src/regexp.c b/src/regexp.c
index c635c4f..fe83772 100644
--- a/src/regexp.c
+++ b/src/regexp.c
@@ -8022,8 +8022,8 @@
 	    regexp_engine = expr[4] - '0';
 	    expr += 5;
 #ifdef DEBUG
-	    EMSG3("New regexp mode selected (%d): %s", regexp_engine,
-						    regname[newengine]);
+	    smsg((char_u *)"New regexp mode selected (%d): %s",
+					   regexp_engine, regname[newengine]);
 #endif
 	}
 	else