diff --git a/src/middlewared/middlewared/plugins/cloud_backup/init.py b/src/middlewared/middlewared/plugins/cloud_backup/init.py
index 25d6676e45d0b..209e2f433fdc9 100644
--- a/src/middlewared/middlewared/plugins/cloud_backup/init.py
+++ b/src/middlewared/middlewared/plugins/cloud_backup/init.py
@@ -29,7 +29,8 @@ def ensure_initialized(self, cloud_backup):
         subprocess.run(
             restic_config.cmd + ["unlock"],
             env=restic_config.env,
-            text=True
+            capture_output=True,
+            text=True,
         )
 
         if self.is_initialized(restic_config):