diff --git a/ios/sdk/src/callkit/JMCallKitProxy.m b/ios/sdk/src/callkit/JMCallKitProxy.m
index 3ec31b81628..c18f9c8b110 100644
--- a/ios/sdk/src/callkit/JMCallKitProxy.m
+++ b/ios/sdk/src/callkit/JMCallKitProxy.m
@@ -197,7 +197,7 @@ + (void)removeListener:(nonnull id<JMCallKitListener>)listener {
 
 + (BOOL)hasActiveCallForUUID:(nonnull NSString *)callUUID {
     CXCall *activeCallForUUID = [[self.callController calls] filteredArrayUsingPredicate:[NSPredicate predicateWithBlock:^BOOL(CXCall *evaluatedObject, NSDictionary<NSString *,id> *bindings) {
-        return evaluatedObject.UUID.UUIDString == callUUID;
+        return [evaluatedObject.UUID.UUIDString isEqualToString:callUUID];
     }]].firstObject;
     
     if (!activeCallForUUID) {