diff --git a/src/dbgi/dbgi.c b/src/dbgi/dbgi.c
index add01486..804def3a 100644
--- a/src/dbgi/dbgi.c
+++ b/src/dbgi/dbgi.c
@@ -619,7 +619,7 @@ di_rdi_from_key(DI_Scope *scope, DI_Key *key, U64 endt_us)
       {
         ins_atomic_u64_eval_assign(&node->last_time_requested_us, os_now_microseconds());
         ins_atomic_u64_inc_eval(&node->request_count);
-        DeferLoop(os_rw_mutex_drop_w(stripe->rw_mutex), os_rw_mutex_take_w(stripe->rw_mutex))
+        DeferLoop(os_rw_mutex_drop_r(stripe->rw_mutex), os_rw_mutex_take_r(stripe->rw_mutex))
         {
           async_push_work(di_parse_work, .completion_counter = &node->completion_count);
         }