diff --git a/tests/e2e/codex/run.py b/tests/e2e/codex/run.py
index 5ae3a429b89..996b2172113 100644
--- a/tests/e2e/codex/run.py
+++ b/tests/e2e/codex/run.py
@@ -55,7 +55,6 @@ class _FileChange(_Frozen):
 
 
 class _McpContentBlock(_Frozen):
-    type: str
     text: str | None = None