diff --git a/AsyncDisplayKit/Details/ASCollectionDataController.mm b/AsyncDisplayKit/Details/ASCollectionDataController.mm
index 729b998d77..e8028161d6 100644
--- a/AsyncDisplayKit/Details/ASCollectionDataController.mm
+++ b/AsyncDisplayKit/Details/ASCollectionDataController.mm
@@ -40,8 +40,7 @@
 
 - (void)prepareForReloadData
 {
-  NSArray *kinds = [self supplementaryKinds];
-  for (NSString *kind in kinds) {
+  for (NSString *kind in [self supplementaryKinds]) {
     LOG(@"Populating elements of kind: %@", kind);
     NSMutableArray *indexPaths = [NSMutableArray array];
     NSMutableArray *nodes = [NSMutableArray array];
@@ -83,8 +82,7 @@
 
 - (void)prepareForInsertSections:(NSIndexSet *)sections
 {
-  NSArray *kinds = [self supplementaryKinds];
-  for (NSString *kind in kinds) {
+  for (NSString *kind in [self supplementaryKinds]) {
     LOG(@"Populating elements of kind: %@, for sections: %@", kind, sections);
     NSMutableArray *nodes = [NSMutableArray array];
     NSMutableArray *indexPaths = [NSMutableArray array];
@@ -116,8 +114,7 @@
 
 - (void)willDeleteSections:(NSIndexSet *)sections
 {
-  NSArray *kinds = [self supplementaryKinds];
-  for (NSString *kind in kinds) {
+  for (NSString *kind in [self supplementaryKinds]) {
     NSArray *indexPaths = ASIndexPathsForMultidimensionalArrayAtIndexSet([self editingNodesOfKind:kind], sections);
     
     [self deleteNodesOfKind:kind atIndexPaths:indexPaths completion:nil];
@@ -127,8 +124,7 @@
 
 - (void)prepareForReloadSections:(NSIndexSet *)sections
 {
-  NSArray *kinds = [self supplementaryKinds];
-  for (NSString *kind in kinds) {
+  for (NSString *kind in [self supplementaryKinds]) {
     NSMutableArray *nodes = [NSMutableArray array];
     NSMutableArray *indexPaths = [NSMutableArray array];
     [self _populateSupplementaryNodesOfKind:kind withSections:sections mutableNodes:nodes mutableIndexPaths:indexPaths];
@@ -154,8 +150,7 @@
 
 - (void)willMoveSection:(NSInteger)section toSection:(NSInteger)newSection
 {
-  NSArray *kinds = [self supplementaryKinds];
-  for (NSString *kind in kinds) {
+  for (NSString *kind in [self supplementaryKinds]) {
     NSArray *indexPaths = ASIndexPathsForMultidimensionalArrayAtIndexSet([self editingNodesOfKind:kind], [NSIndexSet indexSetWithIndex:section]);
     NSArray *nodes = ASFindElementsInMultidimensionalArrayAtIndexPaths([self editingNodesOfKind:kind], indexPaths);
     [self deleteNodesOfKind:kind atIndexPaths:indexPaths completion:nil];