diff --git a/plinth/modules/miniflux/privileged.py b/plinth/modules/miniflux/privileged.py
index 4e8cb4669..09ad35cab 100644
--- a/plinth/modules/miniflux/privileged.py
+++ b/plinth/modules/miniflux/privileged.py
@@ -83,7 +83,7 @@ def _run_miniflux_interactively(command: str, username: str,
     child.sendline(password)
 
     child.expect(pexpect.EOF)
-    raw_message = child.before.decode()
+    raw_message = child.before.decode()  # type: ignore
     try:
         json_message = json.loads(raw_message)
     except (KeyError, json.JSONDecodeError):