diff --git a/server/modules/persistent.py b/server/modules/persistent.py
index 221509f..3c20c07 100755
--- a/server/modules/persistent.py
+++ b/server/modules/persistent.py
@@ -28,6 +28,8 @@ def main():
     os.chmod(fh.fileno(), 0o755)
     fh.write("""\
 #!/bin/bash
+set -ex
+e2fsck -a /persistent
 mount -o data=journal,noatime,sync LABEL=PERSISTENT /persistent
 """)