diff --git a/rust/kernel/block/mq/tag_set.rs b/rust/kernel/block/mq/tag_set.rs
index d7f175a05d99..00ddcc71dfa2 100644
--- a/rust/kernel/block/mq/tag_set.rs
+++ b/rust/kernel/block/mq/tag_set.rs
@@ -52,7 +52,7 @@ pub fn new(
                     numa_node: bindings::NUMA_NO_NODE,
                     queue_depth: num_tags,
                     cmd_size,
-                    flags: bindings::BLK_MQ_F_SHOULD_MERGE,
+                    flags: 0,
                     driver_data: core::ptr::null_mut::<crate::ffi::c_void>(),
                     nr_maps: num_maps,
                     ..tag_set