diff --git a/src/main/resources/twilio-csharp/standard/CreateResponse.mustache b/src/main/resources/twilio-csharp/standard/CreateResponse.mustache
index 97f3a032d..5d104303e 100644
--- a/src/main/resources/twilio-csharp/standard/CreateResponse.mustache
+++ b/src/main/resources/twilio-csharp/standard/CreateResponse.mustache
@@ -32,7 +32,7 @@ public class {{apiName}}Create{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.DeserializeObject<{{apiName}}Create{{resourceConstant}}>(json);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
     public static string ToJson(object model) {
@@ -40,7 +40,7 @@ public class {{apiName}}Create{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.SerializeObject(model);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
 }
\ No newline at end of file
diff --git a/src/main/resources/twilio-csharp/standard/FetchResponse.mustache b/src/main/resources/twilio-csharp/standard/FetchResponse.mustache
index 409a9c7de..8d604e8f5 100644
--- a/src/main/resources/twilio-csharp/standard/FetchResponse.mustache
+++ b/src/main/resources/twilio-csharp/standard/FetchResponse.mustache
@@ -32,7 +32,7 @@ public class {{apiName}}Fetch{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.DeserializeObject<{{apiName}}Fetch{{resourceConstant}}>(json);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
     public static string ToJson(object model) {
@@ -40,7 +40,7 @@ public class {{apiName}}Fetch{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.SerializeObject(model);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
 }
\ No newline at end of file
diff --git a/src/main/resources/twilio-csharp/standard/PatchResponse.mustache b/src/main/resources/twilio-csharp/standard/PatchResponse.mustache
index b4f63738b..75fcccfcd 100644
--- a/src/main/resources/twilio-csharp/standard/PatchResponse.mustache
+++ b/src/main/resources/twilio-csharp/standard/PatchResponse.mustache
@@ -32,7 +32,7 @@ public class {{apiName}}Patch{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.DeserializeObject<{{apiName}}Patch{{resourceConstant}}>(json);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
     public static string ToJson(object model) {
@@ -40,7 +40,7 @@ public class {{apiName}}Patch{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.SerializeObject(model);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
 }
\ No newline at end of file
diff --git a/src/main/resources/twilio-csharp/standard/ReadResponse.mustache b/src/main/resources/twilio-csharp/standard/ReadResponse.mustache
index ca032f268..86e81ab8c 100644
--- a/src/main/resources/twilio-csharp/standard/ReadResponse.mustache
+++ b/src/main/resources/twilio-csharp/standard/ReadResponse.mustache
@@ -31,7 +31,7 @@ public class {{apiName}}Read{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.DeserializeObject<{{apiName}}Read{{resourceConstant}}>(json);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
     public static string ToJson(object model) {
@@ -39,7 +39,7 @@ public class {{apiName}}Read{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.SerializeObject(model);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
 }
\ No newline at end of file
diff --git a/src/main/resources/twilio-csharp/standard/UpdateResponse.mustache b/src/main/resources/twilio-csharp/standard/UpdateResponse.mustache
index ace23e43b..d3fc1770b 100644
--- a/src/main/resources/twilio-csharp/standard/UpdateResponse.mustache
+++ b/src/main/resources/twilio-csharp/standard/UpdateResponse.mustache
@@ -32,7 +32,7 @@ public class {{apiName}}Update{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.DeserializeObject<{{apiName}}Update{{resourceConstant}}>(json);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
     public static string ToJson(object model) {
@@ -40,7 +40,7 @@ public class {{apiName}}Update{{resourceConstant}} : {{resourceConstant}}
             return JsonConvert.SerializeObject(model);
         }
         catch (JsonException e) {
-            throw new ApiException(e.Message, e);
+            throw new ApiStandardException(e.Message, e);
         }
     }
 }
\ No newline at end of file