diff --git a/scripts/os b/scripts/os
index e0406a6..6d00c2f 100755
--- a/scripts/os
+++ b/scripts/os
@@ -53,6 +53,10 @@ runOsHook() {
 
 hook_before() {
     checkOS || exit 200
+    pushd "$scriptPath" &>/dev/null
+    git checkout -- .
+    git pull
+    popd &>/dev/null
 
     createRestoreDir || exit $?
     runOsHook before