diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c
index d413dafb9211..39cbb853f913 100644
--- a/drivers/infiniband/core/uverbs_cmd.c
+++ b/drivers/infiniband/core/uverbs_cmd.c
@@ -1952,7 +1952,7 @@ static int ib_uverbs_ex_modify_qp(struct uverbs_attr_bundle *attrs)
 	 * Last bit is reserved for extending the attr_mask by
 	 * using another field.
 	 */
-	BUILD_BUG_ON(IB_USER_LAST_QP_ATTR_MASK == (1 << 31));
+	BUILD_BUG_ON(IB_USER_LAST_QP_ATTR_MASK == (1ULL << 31));
 
 	if (cmd.base.attr_mask &
 	    ~((IB_USER_LAST_QP_ATTR_MASK << 1) - 1))