diff --git a/src/main/java/com/microsoft/graph/core/requests/ResponseBodyHandler.java b/src/main/java/com/microsoft/graph/core/requests/ResponseBodyHandler.java
index 5e21df42..4547309e 100644
--- a/src/main/java/com/microsoft/graph/core/requests/ResponseBodyHandler.java
+++ b/src/main/java/com/microsoft/graph/core/requests/ResponseBodyHandler.java
@@ -85,7 +85,7 @@ private void handleFailedResponse(Response nativeResponse, HashMap<String, Parsa
         } else {
             String statusCodePattern = statusCodeString;
             if (!errorMappings.containsKey(statusCodePattern)) {
-                if (statusCode >= 400 && statusCode <= 499 && errorMappings.containsKey("4XX"))) {
+                if (statusCode >= 400 && statusCode <= 499 && errorMappings.containsKey("4XX")) {
                     statusCodePattern = "4XX";
                 } else if (statusCode >= 500 && statusCode <= 599 && errorMappings.containsKey("5XX")) {
                     statusCodePattern = "5XX";