diff --git a/cmd/zfs/zfs_main.c b/cmd/zfs/zfs_main.c
index c271be86c6..91b85ed6b8 100644
--- a/cmd/zfs/zfs_main.c
+++ b/cmd/zfs/zfs_main.c
@@ -4026,7 +4026,7 @@ int
 main(int argc, char **argv)
 {
 	int ret;
-	int i;
+	int i = 0;
 	char *progname;
 	char *cmdname;
 
diff --git a/cmd/zpool/zpool_main.c b/cmd/zpool/zpool_main.c
index 99fb100804..3cdc269b08 100644
--- a/cmd/zpool/zpool_main.c
+++ b/cmd/zpool/zpool_main.c
@@ -3915,7 +3915,7 @@ int
 main(int argc, char **argv)
 {
 	int ret;
-	int i;
+	int i = 0;
 	char *cmdname;
 
 	(void) setlocale(LC_ALL, "");