diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c
index bf0a2e1e..d5f34657 100644
--- a/util/nvmutil/nvmutil.c
+++ b/util/nvmutil/nvmutil.c
@@ -104,6 +104,7 @@ main(int argc, char *argv[])
 	invert = 0;
 	part_modified[0] = 0;
 	part_modified[1] = 0;
+	fname = "";
 
 	if (argc < 2)
 		usage();