diff --git a/ai_agents/agents/examples/voice-assistant-sip-plivo/tenapp/ten_packages/extension/main_python/server.py b/ai_agents/agents/examples/voice-assistant-sip-plivo/tenapp/ten_packages/extension/main_python/server.py
index 50c8c87eca..ece2945ec6 100644
--- a/ai_agents/agents/examples/voice-assistant-sip-plivo/tenapp/ten_packages/extension/main_python/server.py
+++ b/ai_agents/agents/examples/voice-assistant-sip-plivo/tenapp/ten_packages/extension/main_python/server.py
@@ -457,7 +457,7 @@ async def websocket_endpoint(websocket: WebSocket):
                 # Try to close the connection gracefully
                 try:
                     await websocket.close()
-                except:
+                except Exception:
                     pass
             finally:
                 self._log_info("WebSocket connection closed")
diff --git a/ai_agents/agents/examples/voice-assistant-sip-telnyx/tenapp/ten_packages/extension/main_python/server.py b/ai_agents/agents/examples/voice-assistant-sip-telnyx/tenapp/ten_packages/extension/main_python/server.py
index 877c8271d6..1000f30904 100644
--- a/ai_agents/agents/examples/voice-assistant-sip-telnyx/tenapp/ten_packages/extension/main_python/server.py
+++ b/ai_agents/agents/examples/voice-assistant-sip-telnyx/tenapp/ten_packages/extension/main_python/server.py
@@ -407,7 +407,7 @@ async def websocket_endpoint(websocket: WebSocket):
                 # Try to close the connection gracefully
                 try:
                     await websocket.close()
-                except:
+                except Exception:
                     pass
             finally:
                 self._log_info("WebSocket connection closed")
diff --git a/ai_agents/agents/examples/voice-assistant-sip-twilio/tenapp/ten_packages/extension/main_python/server.py b/ai_agents/agents/examples/voice-assistant-sip-twilio/tenapp/ten_packages/extension/main_python/server.py
index fee279924c..a05fa395d1 100644
--- a/ai_agents/agents/examples/voice-assistant-sip-twilio/tenapp/ten_packages/extension/main_python/server.py
+++ b/ai_agents/agents/examples/voice-assistant-sip-twilio/tenapp/ten_packages/extension/main_python/server.py
@@ -436,7 +436,7 @@ async def websocket_endpoint(websocket: WebSocket):
                 # Try to close the connection gracefully
                 try:
                     await websocket.close()
-                except:
+                except Exception:
                     pass
             finally:
                 self._log_info("WebSocket connection closed")
diff --git a/ai_agents/agents/ten_packages/extension/tencent_tts_python/src/speech_synthesizer.py b/ai_agents/agents/ten_packages/extension/tencent_tts_python/src/speech_synthesizer.py
index 09e6ff2438..7a8638210a 100644
--- a/ai_agents/agents/ten_packages/extension/tencent_tts_python/src/speech_synthesizer.py
+++ b/ai_agents/agents/ten_packages/extension/tencent_tts_python/src/speech_synthesizer.py
@@ -96,7 +96,7 @@ def synthesis(self, text):
                     response["Message"] = rsp["Response"]["Error"]["Message"]
                     self.listener.on_fail(response)
                     return
-                except:
+                except (json.JSONDecodeError, UnicodeDecodeError):
                     data = chunk
                     response["data"] = data
                     self.listener.on_message(response)