diff --git a/turbopack/crates/turbo-tasks-backend/src/utils/deque_set.rs b/turbopack/crates/turbo-tasks-backend/src/utils/deque_set.rs
index c4b7fd1b47e8d..5ee5a3095f4ee 100644
--- a/turbopack/crates/turbo-tasks-backend/src/utils/deque_set.rs
+++ b/turbopack/crates/turbo-tasks-backend/src/utils/deque_set.rs
@@ -1,5 +1,6 @@
 use std::{
     collections::{HashSet, VecDeque},
+    fmt::Debug,
     hash::{BuildHasher, BuildHasherDefault, Hash},
 };
 
@@ -20,6 +21,12 @@ pub struct DequeSet<T, B: BuildHasher = BuildHasherDefault<FxHasher>> {
     queue: VecDeque<T>,
 }
 
+impl<T: Debug, B: BuildHasher> Debug for DequeSet<T, B> {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        self.queue.fmt(f)
+    }
+}
+
 impl<T, B: BuildHasher + Default> Default for DequeSet<T, B> {
     fn default() -> Self {
         Self {