diff --git a/docs/core_docs/docs/integrations/chat/mistral.ipynb b/docs/core_docs/docs/integrations/chat/mistral.ipynb
index 0f61cedd1e7d..fe3f3aaefc60 100644
--- a/docs/core_docs/docs/integrations/chat/mistral.ipynb
+++ b/docs/core_docs/docs/integrations/chat/mistral.ipynb
@@ -465,4 +465,4 @@
  },
  "nbformat": 4,
  "nbformat_minor": 5
-}
\ No newline at end of file
+}
diff --git a/libs/langchain-mistralai/src/tests/chat_models.standard.int.test.ts b/libs/langchain-mistralai/src/tests/chat_models.standard.int.test.ts
index 9f7006d75de6..985cc5650b8d 100644
--- a/libs/langchain-mistralai/src/tests/chat_models.standard.int.test.ts
+++ b/libs/langchain-mistralai/src/tests/chat_models.standard.int.test.ts
@@ -24,13 +24,13 @@ class ChatMistralAIStandardIntegrationTests extends ChatModelIntegrationTests<
     });
   }
 
-  // async testCacheComplexMessageTypes() {
-  //   this.skipTestMessage(
-  //     "testCacheComplexMessageTypes",
-  //     "ChatMistralAI",
-  //     "Complex message types not properly implemented"
-  //   );
-  // }
+  async testToolMessageHistoriesListContent() {
+    this.skipTestMessage(
+      "testToolMessageHistoriesListContent",
+      "ChatMistralAI",
+      "tool_use message blocks not supported"
+    );
+  }
 }
 
 const testClass = new ChatMistralAIStandardIntegrationTests();
diff --git a/libs/langchain-mistralai/tsconfig.json b/libs/langchain-mistralai/tsconfig.json
index 05cdf3a4d72b..ffc49dde54a6 100644
--- a/libs/langchain-mistralai/tsconfig.json
+++ b/libs/langchain-mistralai/tsconfig.json
@@ -9,7 +9,7 @@
       "ES2022.Object",
       "DOM"
     ],
-    "module": "NodeNext",
+    "module": "ES2020",
     "moduleResolution": "nodenext",
     "esModuleInterop": true,
     "declaration": true,