diff --git a/lib/apicontrollersbase.js b/lib/apicontrollersbase.js
index 613b51a..1b11efe 100644
--- a/lib/apicontrollersbase.js
+++ b/lib/apicontrollersbase.js
@@ -88,6 +88,7 @@ class APIOperationBase {
 		this.setClientId();
 
 		var obj = this;
+		var callbackInvoked = false;
 
 		logger.debug(JSON.stringify(this._request, 2, null));
 
@@ -109,13 +110,17 @@ class APIOperationBase {
 				var responseObj = JSON.parse(JSON.stringify(response.data));
 				logger.debug(JSON.stringify(responseObj, 2, null));
 				obj._response = responseObj;
-				callback();
 			} else {
 				logger.error("Undefined Response");
 			}
-		}).catch(error => {
+		}, (error) => {
 			obj._error = error;
 			logger.error(error);
+		}).finally(() => {
+			if (!callbackInvoked) {
+				callbackInvoked = true;
+				callback();
+			}
 		});
 
 		logger.debug('Exit APIOperationBase execute');