diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventDecryptionExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventDecryptionExtensions.cs
index fdc60163..27455f68 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventDecryptionExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventDecryptionExtensions.cs
@@ -65,7 +65,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 }
                 catch (Exception ex)
                 {
-                    throw new Exceptions.WechatTenpayEventDecryptionException("Decrypt event resource failed.", ex);
+                    throw new Exceptions.WechatTenpayEventDecryptionException("Decrypt event resource failed. Please see the `InnerException` for more details.", ex);
                 }
             }
             else
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs
index eb996273..62534001 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Extensions/WechatTenpayClientEventVerificationExtensions.cs
@@ -65,7 +65,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3
                 }
                 catch (Exception ex)
                 {
-                    throw new Exceptions.WechatTenpayResponseVerificationException("Verify event signature failed.", ex);
+                    throw new Exceptions.WechatTenpayResponseVerificationException("Verify event signature failed. Please see the `InnerException` for more details.", ex);
                 }
             }
         }
diff --git a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Interceptors/WechatTenpaySignInterceptor.cs b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Interceptors/WechatTenpaySignInterceptor.cs
index 2d426685..c1766e41 100644
--- a/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Interceptors/WechatTenpaySignInterceptor.cs
+++ b/src/SKIT.FlurlHttpClient.Wechat.TenpayV3/Interceptors/WechatTenpaySignInterceptor.cs
@@ -61,7 +61,7 @@ namespace SKIT.FlurlHttpClient.Wechat.TenpayV3.Interceptors
                         }
                         catch (Exception ex)
                         {
-                            throw new Exceptions.WechatTenpayRequestSignatureException("Generate signature of request failed.", ex);
+                            throw new Exceptions.WechatTenpayRequestSignatureException("Generate signature of request failed. Please see the `InnerException` for more details.", ex);
                         }
                     }
                     break;