diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index d97eb65..52695d3 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -652,7 +652,7 @@
 	 * This transaction is being forced and some process is
 	 * waiting for it to finish.
 	 */
-	int t_synchronous_commit:1;
+	unsigned int t_synchronous_commit:1;
 
 	/*
 	 * For use by the filesystem to store fs-specific data