diff --git a/src/darwin/Framework/CHIP/MTRDevice.mm b/src/darwin/Framework/CHIP/MTRDevice.mm
index 2e2acd3069aa6e..4014bd5f6924bf 100644
--- a/src/darwin/Framework/CHIP/MTRDevice.mm
+++ b/src/darwin/Framework/CHIP/MTRDevice.mm
@@ -3097,8 +3097,9 @@ - (void)_pruneClustersIn:(MTRDeviceDataValueDictionary)previousServerListValue
 
     NSMutableSet<MTRClusterPath *> * clusterPathsToRemove = [[NSMutableSet alloc] init];
     for (MTRClusterPath * path in _persistedClusters) {
-        if ([path.endpoint isEqualToNumber:endpointID] && [toBeRemovedClusters containsObject:path.cluster])
+        if ([path.endpoint isEqualToNumber:endpointID] && [toBeRemovedClusters containsObject:path.cluster]) {
             [clusterPathsToRemove addObject:path];
+        }
     }
     [self _removeClusters:clusterPathsToRemove doRemoveFromDataStore:YES];
 }