diff --git a/AFNetworking/AFHTTPClient.m b/AFNetworking/AFHTTPClient.m
index 60b44a4..b304642 100644
--- a/AFNetworking/AFHTTPClient.m
+++ b/AFNetworking/AFHTTPClient.m
@@ -693,7 +693,7 @@ static inline NSString * AFMultipartFormFinalBoundary() {
     }
     
     NSMutableURLRequest *request = [NSMutableURLRequest requestWithURL:fileURL];
-    [request setCachePolicy:NSURLCacheStorageNotAllowed];
+    [request setCachePolicy:NSURLRequestReloadIgnoringLocalCacheData];
     
     NSURLResponse *response = nil;
     NSData *data = [NSURLConnection sendSynchronousRequest:request returningResponse:&response error:error];