diff --git a/ParseFacebookUtils/Internal/PFFacebookAuthenticationProvider.m b/ParseFacebookUtils/Internal/PFFacebookAuthenticationProvider.m
index 11434a6..f5a6849 100644
--- a/ParseFacebookUtils/Internal/PFFacebookAuthenticationProvider.m
+++ b/ParseFacebookUtils/Internal/PFFacebookAuthenticationProvider.m
@@ -185,7 +185,7 @@ - (void)initializeSession {
     self.session = FBSession.activeSession = sessionProxy;
 }
 
-- (BOOL)restoreAuthenticationWithAuthData:(nullable NSDictionary<NSString *,NSString *> *)authData {
+- (BOOL)restoreAuthenticationWithAuthData:(nullable NSDictionary PF_GENERIC(NSString *,NSString *)*)authData {
     if (!authData) {
         OSAtomicIncrement32(&_currentOperationId);
         self.tokenCache.facebookId = nil;