diff --git a/AFNetworking.podspec b/AFNetworking.podspec
index b79bc60..1047f47 100644
--- a/AFNetworking.podspec
+++ b/AFNetworking.podspec
@@ -40,8 +40,6 @@ Pod::Spec.new do |s|
   end
 
   s.subspec 'NSURLSession' do |ss|
-    ss.ios.deployment_target = '7.0'
-    ss.osx.deployment_target = '10.9'
 
     ss.dependency 'AFNetworking/Serialization'
     ss.dependency 'AFNetworking/Reachability'
diff --git a/AFNetworking/AFNetworking.h b/AFNetworking/AFNetworking.h
index 9ffbec2..68273da 100644
--- a/AFNetworking/AFNetworking.h
+++ b/AFNetworking/AFNetworking.h
@@ -35,8 +35,8 @@
     #import "AFHTTPRequestOperation.h"
     #import "AFHTTPRequestOperationManager.h"
 
-#if ( ( defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090) || \
-      ( defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 70000 ) )
+#if ( ( defined(__MAC_OS_X_VERSION_MAX_ALLOWED) && __MAC_OS_X_VERSION_MAX_ALLOWED >= 1090) || \
+      ( defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 70000 ) )
     #import "AFURLSessionManager.h"
     #import "AFHTTPSessionManager.h"
 #endif
diff --git a/AFNetworking/AFURLSessionManager.h b/AFNetworking/AFURLSessionManager.h
index bdbd631..bff9640 100644
--- a/AFNetworking/AFURLSessionManager.h
+++ b/AFNetworking/AFURLSessionManager.h
@@ -80,7 +80,7 @@
  - Operation copies do not include any delegate callback blocks, as they often strongly captures a reference to `self`, which would otherwise have the unintuitive side-effect of pointing to the _original_ session manager when copied.
  */
 
-#if (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 70000) || (defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
+#if (defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 70000) || (defined(__MAC_OS_X_VERSION_MAX_ALLOWED) && __MAC_OS_X_VERSION_MAX_ALLOWED >= 1090)
 
 @interface AFURLSessionManager : NSObject <NSURLSessionDelegate, NSURLSessionTaskDelegate, NSURLSessionDataDelegate, NSURLSessionDownloadDelegate, NSCoding, NSCopying>
 
diff --git a/AFNetworking/AFURLSessionManager.m b/AFNetworking/AFURLSessionManager.m
index f163957..e9eb960 100644
--- a/AFNetworking/AFURLSessionManager.m
+++ b/AFNetworking/AFURLSessionManager.m
@@ -22,7 +22,7 @@
 
 #import "AFURLSessionManager.h"
 
-#if (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 70000) || (defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
+#if (defined(__IPHONE_OS_VERSION_MAX_ALLOWED) && __IPHONE_OS_VERSION_MAX_ALLOWED >= 70000) || (defined(__MAC_OS_X_VERSION_MAX_ALLOWED) && __MAC_OS_X_VERSION_MAX_ALLOWED >= 1090)
 
 static dispatch_queue_t url_session_manager_processing_queue() {
     static dispatch_queue_t af_url_session_manager_processing_queue;