diff --git a/FRP/FRPGalleryViewController.m b/FRP/FRPGalleryViewController.m
index 32bdfaa..0644ada 100644
--- a/FRP/FRPGalleryViewController.m
+++ b/FRP/FRPGalleryViewController.m
@@ -16,10 +16,11 @@
 // Utilities
 #import "FRPGalleryFlowLayout.h"
 #import "FRPPhotoImporter.h"
+#import <ReactiveCocoa/RACDelegateProxy.h>
 
 static NSString *CellIdentifier = @"Cell";
 
-@interface FRPGalleryViewController () <FRPFullSizePhotoViewControllerDelegate>
+@interface FRPGalleryViewController ()
 
 @property (nonatomic, strong) NSArray *photosArray;
 
@@ -55,6 +56,22 @@ static NSString *CellIdentifier = @"Cell";
         [self.collectionView reloadData];
     }];
     
+    RACDelegateProxy *viewControllerDelegate = [[RACDelegateProxy alloc] initWithProtocol:@protocol(FRPFullSizePhotoViewControllerDelegate)];
+    
+    [[viewControllerDelegate rac_signalForSelector:@selector(userDidScroll:toPhotoAtIndex:) fromProtocol:@protocol(FRPFullSizePhotoViewControllerDelegate)] subscribeNext:^(RACTuple *value) {
+        @strongify(self);
+        [self.collectionView scrollToItemAtIndexPath:[NSIndexPath indexPathForItem:[value.second  integerValue] inSection:0] atScrollPosition:UICollectionViewScrollPositionCenteredVertically animated:NO];
+    }];
+    
+    RACDelegateProxy *collectionViewDelegate = [[RACDelegateProxy alloc] initWithProtocol:@protocol(UICollectionViewDelegate)];
+    [[collectionViewDelegate rac_signalForSelector:@selector(collectionView:didSelectItemAtIndexPath:)] subscribeNext:^(RACTuple *arguments) {
+        @strongify(self);
+        FRPFullSizePhotoViewController *viewController = [[FRPFullSizePhotoViewController alloc] initWithPhotoModels:self.photosArray currentPhotoIndex:[(NSIndexPath *)arguments.second item]];
+        viewController.delegate = (id<FRPFullSizePhotoViewControllerDelegate>)viewControllerDelegate;
+        [self.navigationController pushViewController:viewController animated:YES];
+    }];
+    self.collectionView.delegate = (id<UICollectionViewDelegate>)collectionViewDelegate;
+    
     // Load data
     [self loadPopularPhotos];
 }
@@ -83,19 +100,5 @@ static NSString *CellIdentifier = @"Cell";
     return cell;
 }
 
-#pragma mark - UICollectionViewDelegate Methods
-
-// Note: Can't use rac_signalForSelector: here w/o implementing this method.
--(void)collectionView:(UICollectionView *)collectionView didSelectItemAtIndexPath:(NSIndexPath *)indexPath {
-    FRPFullSizePhotoViewController *viewController = [[FRPFullSizePhotoViewController alloc] initWithPhotoModels:self.photosArray currentPhotoIndex:indexPath.item];
-    viewController.delegate = self;
-    [self.navigationController pushViewController:viewController animated:YES];
-}
-
-#pragma mark - FRPFullSizePhotoViewControllerDelegate Methods
-
--(void)userDidScroll:(FRPFullSizePhotoViewController *)viewController toPhotoAtIndex:(NSInteger)index {
-    [self.collectionView scrollToItemAtIndexPath:[NSIndexPath indexPathForItem:index inSection:0] atScrollPosition:UICollectionViewScrollPositionCenteredVertically animated:NO];
-}
 
 @end
diff --git a/Podfile b/Podfile
index e396e78..a82a40d 100644
--- a/Podfile
+++ b/Podfile
@@ -2,7 +2,7 @@ platform :ios, "7.0"
 
 target "FRP" do
 
-pod 'ReactiveCocoa', '2.1'
+pod 'ReactiveCocoa', '2.1.3'
 pod 'libextobjc', '0.3'
 pod '500px-iOS-api', '1.0.4'
 pod 'SVProgressHUD', '0.9'
diff --git a/Podfile.lock b/Podfile.lock
index b59566e..5027f34 100644
--- a/Podfile.lock
+++ b/Podfile.lock
@@ -85,25 +85,25 @@ PODS:
   - libextobjc/RuntimeExtensions (0.3)
   - libextobjc/UmbrellaHeader (0.3)
   - libffi (3.0.13)
-  - ReactiveCocoa (2.1):
+  - ReactiveCocoa (2.1.3):
     - ReactiveCocoa/Core
     - ReactiveCocoa/no-arc
-  - ReactiveCocoa/Core (2.1):
+  - ReactiveCocoa/Core (2.1.3):
     - ReactiveCocoa/no-arc
-  - ReactiveCocoa/no-arc (2.1)
+  - ReactiveCocoa/no-arc (2.1.3)
   - SVProgressHUD (0.9)
 
 DEPENDENCIES:
   - 500px-iOS-api (= 1.0.4)
   - libextobjc (= 0.3)
-  - ReactiveCocoa (= 2.1)
+  - ReactiveCocoa (= 2.1.3)
   - SVProgressHUD (= 0.9)
 
 SPEC CHECKSUMS:
   500px-iOS-api: fde71ddd4a05f06b94b8ec7c29bbcd2e589b7e70
   libextobjc: 820a79dbbbc498611e04fffd07d2d52a5588e7ac
   libffi: 64ef39353e747bb2b25e1026afd96a157bf9231c
-  ReactiveCocoa: b686fa735c28c2dc7311fbd2f0895b4d4ae07360
+  ReactiveCocoa: 0142b823f4737effe6100f9fbb0a43bdcb629aae
   SVProgressHUD: 03d4845ec8e64591726428a08236c6a5489d45f8
 
 COCOAPODS: 0.26.2