diff --git a/modules/swagger-codegen/src/main/resources/csharp/ApiClient.mustache b/modules/swagger-codegen/src/main/resources/csharp/ApiClient.mustache
index 50ac120c4ea..c93537a740d 100644
--- a/modules/swagger-codegen/src/main/resources/csharp/ApiClient.mustache
+++ b/modules/swagger-codegen/src/main/resources/csharp/ApiClient.mustache
@@ -235,7 +235,7 @@ namespace {{packageName}}.Client
             {
                 return JsonConvert.DeserializeObject(content, type);
             }
-            catch (IOException e)
+            catch (Exception e)
             {
                 throw new ApiException(500, e.Message);
             }