diff --git a/apps/web/tests/shipped-composition.e2e.ts b/apps/web/tests/shipped-composition.e2e.ts
index ac882e2cd6..b877b1b485 100644
--- a/apps/web/tests/shipped-composition.e2e.ts
+++ b/apps/web/tests/shipped-composition.e2e.ts
@@ -93,6 +93,7 @@ it('assembles the shipped Web transport, catalog, guidance, and defaults', async
       "mode": "normal",
       "retryableCodes": [
         "EMPTY_RESPONSE",
+        "MALFORMED_TOOL_CALL",
         "RATE_LIMIT",
         "SERVER",
         "TIMEOUT",
@@ -126,6 +127,7 @@ it('assembles the shipped Web transport, catalog, guidance, and defaults', async
       "mode": "normal",
       "retryableCodes": [
         "EMPTY_RESPONSE",
+        "MALFORMED_TOOL_CALL",
         "RATE_LIMIT",
         "SERVER",
         "TIMEOUT",
diff --git a/snapshots/session/empty-response-retry/session.jsonl b/snapshots/session/empty-response-retry/session.jsonl
index 1de49ba617..79360b4195 100644
--- a/snapshots/session/empty-response-retry/session.jsonl
+++ b/snapshots/session/empty-response-retry/session.jsonl
@@ -20,6 +20,6 @@
 {"type":"assistant/chunk","data":{"turn":1,"step":1,"chunk":{"type":"block-end","index":0,"block":{"type":"text","text":"Recovered."}}}}
 {"type":"assistant/chunk","data":{"turn":1,"step":1,"chunk":{"type":"usage","usage":{"inputTokens":12,"outputTokens":3}}}}
 {"type":"assistant/chunk","data":{"turn":1,"step":1,"chunk":{"type":"finish","reason":{"kind":"stop"}}}}
-{"type":"assistant/message","data":{"turn":1,"step":1,"message":{"role":"assistant","content":[{"type":"text","text":"Recovered."}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"{{message:3}}"},"usage":{"inputTokens":12,"outputTokens":3}},"sourceEventSeqs":[[16,20]],"surfaceOp":"append"}
+{"type":"assistant/message","data":{"turn":1,"step":1,"message":{"role":"assistant","content":[{"type":"text","text":"Recovered."}],"source":{"kind":"model","provider":"deepseek-official","model":"deepseek-v4-flash"},"id":"{{message:3}}"},"usage":{"inputTokens":12,"outputTokens":3}},"sourceEventSeqs":[16,17,18,19,20],"surfaceOp":"append"}
 {"type":"step/end","data":{"turn":1,"step":1}}
 {"type":"turn/end","data":{"turn":1,"reason":{"kind":"completed"}}}