diff --git a/AFNetworking/AFHTTPClient.h b/AFNetworking/AFHTTPClient.h
index ddc75dd..2e5d504 100644
--- a/AFNetworking/AFHTTPClient.h
+++ b/AFNetworking/AFHTTPClient.h
@@ -81,14 +81,14 @@ typedef enum {
     AFNetworkReachabilityStatusReachableViaWiFi = 2,
 } AFNetworkReachabilityStatus;
 #else
-#warning SystemConfiguration framework not found in project, or not included in precompiled header. Network reachability functionality will not be available.
+#pragma message("SystemConfiguration framework not found in project, or not included in precompiled header. Network reachability functionality will not be available.")
 #endif
 
 #ifndef __UTTYPE__
 #if __IPHONE_OS_VERSION_MIN_REQUIRED
-#warning MobileCoreServices framework not found in project, or not included in precompiled header. Automatic MIME type detection when uploading files in multipart requests will not be available.
+#pragma message("MobileCoreServices framework not found in project, or not included in precompiled header. Automatic MIME type detection when uploading files in multipart requests will not be available.")
 #else
-#warning CoreServices framework not found in project, or not included in precompiled header. Automatic MIME type detection when uploading files in multipart requests will not be available.
+#pragma message("CoreServices framework not found in project, or not included in precompiled header. Automatic MIME type detection when uploading files in multipart requests will not be available.")
 #endif
 #endif