diff --git a/tools/pic2m2v.c b/tools/pic2m2v.c
index 11b98ea..e70a78e 100644
--- a/tools/pic2m2v.c
+++ b/tools/pic2m2v.c
@@ -33,7 +33,7 @@
 
 int main(int argc, char **argv)
 {
-	char destname[512];
+	char destname[448];
 	char cmd[512];
 	char *p;
 	char *fname;