diff --git a/src/Kiota.Builder/KiotaBuilder.cs b/src/Kiota.Builder/KiotaBuilder.cs
index 9a53b2d015..ee793271b5 100644
--- a/src/Kiota.Builder/KiotaBuilder.cs
+++ b/src/Kiota.Builder/KiotaBuilder.cs
@@ -208,6 +208,7 @@ public async Task CreateLanguageSourceFilesAsync(GenerationLanguage language, Co
         }
         private static readonly string requestBuilderSuffix = "RequestBuilder";
         private static readonly string voidType = "void";
+        private static readonly string coreInterfaceType = "IHttpCore";
         private CodeClass AddApiClientClass(CodeNamespace targetNS) {
             var codeClass = targetNS.AddClass(new CodeClass(targetNS) { 
                 Name = config.ClientClassName,
@@ -301,7 +302,6 @@ private void CreateRequestBuilderClass(CodeNamespace currentNamespace, OpenApiUr
                 CreateRequestBuilderClass(targetNamespace, childNode, rootNode);
             });
         }
-        private static readonly string coreInterfaceType = "IHttpCore";
         private void CreatePathManagement(CodeClass currentClass, OpenApiUrlTreeNode currentNode, bool isRootClientClass) {
             var pathProperty = new CodeProperty(currentClass) {
                 Access = AccessModifier.Private,