diff --git a/scripts/zephir/set_userkey.py b/scripts/zephir/set_userkey.py
index 2192d57..e510c6c 100644
--- a/scripts/zephir/set_userkey.py
+++ b/scripts/zephir/set_userkey.py
@@ -62,6 +62,7 @@ def main():
         keyssh = f.read()
 
     clef_ssh = base64.encodestring(keyssh).decode()
+    os.chdir("/etc/postgresql/")
     cmd="""sudo -u postgres psql -c "update users set cle='{}' where login='{}';" zephir""".format(clef_ssh,user)
     output = os.popen(cmd)
     res = output.read().strip()