diff --git a/Code/Core/BKMacrosDefinitions.h b/Code/Core/BKMacrosDefinitions.h
index 3fe4007..03a436d 100644
--- a/Code/Core/BKMacrosDefinitions.h
+++ b/Code/Core/BKMacrosDefinitions.h
@@ -21,8 +21,10 @@
 
 #if BK_HAS_ARC
     #define BK_RETAIN(xx)           (xx)
+    #define BK_RETAIN_WITHOUT_RETURN(xx)
     #define BK_RELEASE(xx)
     #define BK_AUTORELEASE(xx)      (xx)
+    #define BK_AUTORELEASE_WITHOUT_RETURN(xx)
     #define BK_PROP_COPY            nonatomic, copy
     #define BK_PROP_RETAIN          strong
     #define BK_RELEASE_SAFELY(xx)
@@ -37,8 +39,10 @@
     #endif
 #else
     #define BK_RETAIN(xx)             [xx retain];
+    #define BK_RETAIN_WITHOUT_RETURN(xx)  [xx retain];
     #define BK_RELEASE(xx)            [xx release];
     #define BK_AUTORELEASE(xx)        [xx autorelease];
+    #define BK_AUTORELEASE_WITHOUT_RETURN(xx) [xx autorelease];
     #define BK_PROP_COPY              nonatomic, copy
     #define BK_PROP_WEAK              assign
     #define BK_PROP_RETAIN            retain
diff --git a/Code/Core/BKOperationHelper.h b/Code/Core/BKOperationHelper.h
index c604fc7..a8ccdb2 100644
--- a/Code/Core/BKOperationHelper.h
+++ b/Code/Core/BKOperationHelper.h
@@ -45,19 +45,19 @@
 
 
 /**
- * Execute block on main thread
+ * Execute block in main thread
  *
- * Execute your long operation on main thread
+ * Execute your long operation in main thread
  *
  * <h3>Example</h3>
  *
  * @code
- * [BKOperationHelper performBlockOnMainThread:^{
+ * [BKOperationHelper performBlockInMainThread:^{
  *  } waitUntilDone:NO];
  * @endcode
  */
-+ (void)performBlockOnMainThread:(BKBasicBlock)block waitUntilDone:(BOOL)waitUntilDone;
++ (void)performBlockInMainThread:(BKBasicBlock)block waitUntilDone:(BOOL)waitUntilDone;
 
-+ (void)performBlockOnMainThread:(BKBasicBlock)block;
++ (void)performBlockInMainThread:(BKBasicBlock)block;
 
 @end
diff --git a/Code/Core/BKOperationHelper.m b/Code/Core/BKOperationHelper.m
index 003e726..f2b8787 100644
--- a/Code/Core/BKOperationHelper.m
+++ b/Code/Core/BKOperationHelper.m
@@ -67,14 +67,14 @@ + (void)performBlockInBackground:(BKBasicBlock)block {
 
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
-+ (void)performBlockOnMainThread:(BKBasicBlock)block waitUntilDone:(BOOL)waitUntilDone {
++ (void)performBlockInMainThread:(BKBasicBlock)block waitUntilDone:(BOOL)waitUntilDone {
     [self performBlockInBackground:nil completion:block waitUntilDone:waitUntilDone];
 }
 
 
 ////////////////////////////////////////////////////////////////////////////////////////////////////
-+ (void)performBlockOnMainThread:(BKBasicBlock)block {
-    [self performBlockOnMainThread:block waitUntilDone:NO];
++ (void)performBlockInMainThread:(BKBasicBlock)block {
+    [self performBlockInMainThread:block waitUntilDone:NO];
 }
 
 
diff --git a/Code/Core/BaseKitCore.h b/Code/Core/BaseKitCore.h
index 1e87b25..2f5a4cb 100644
--- a/Code/Core/BaseKitCore.h
+++ b/Code/Core/BaseKitCore.h
@@ -24,7 +24,6 @@
 #import "BKOperationHelper.h"
 #import "BKToogleValue.h"
 #import "BKDeviceAvailability.h"
-#import "BKRunBlockAtDealloc.h"
 
 #import "BKUtils.h"
 
diff --git a/Code/Core/NSMutableArray+BaseKit.m b/Code/Core/NSMutableArray+BaseKit.m
index 016021e..3c6710e 100644
--- a/Code/Core/NSMutableArray+BaseKit.m
+++ b/Code/Core/NSMutableArray+BaseKit.m
@@ -37,7 +37,7 @@ - (void)addObject:(id)anObject defaultValue:(id)defaultValue {
 - (void)moveObjectFromIndex:(NSInteger)from toIndex:(NSInteger)to {
     if (to != from) {
         id object = [self objectAtIndex:from];
-        BK_RETAIN(object);
+        BK_RETAIN_WITHOUT_RETURN(object);
         
         if (to >= self.count) {
             [self addObject:object];