diff --git a/scripts/prepare.sh b/scripts/update.sh
similarity index 77%
rename from scripts/prepare.sh
rename to scripts/update.sh
index 0c26ffe..673cc52 100644
--- a/scripts/prepare.sh
+++ b/scripts/update.sh
@@ -1,5 +1,5 @@
 #!/bin/sh
 
-git reset hard
+git reset --hard
 git pull
 git submodule update --init --recursive