diff --git a/src/cmd/mk/lex.c b/src/cmd/mk/lex.c
index 6fd7b5c7..fc670a6c 100644
--- a/src/cmd/mk/lex.c
+++ b/src/cmd/mk/lex.c
@@ -143,5 +143,4 @@ nextrune(Biobuf *bp, int elide)
 			mkinline++;
 		return c;
 	}
-	return 0;
 }