diff --git a/crates/stemedb-cluster/tests/sharding_test.rs b/crates/stemedb-cluster/tests/sharding_test.rs
index 96ef9d4..8dd7cf4 100644
--- a/crates/stemedb-cluster/tests/sharding_test.rs
+++ b/crates/stemedb-cluster/tests/sharding_test.rs
@@ -65,7 +65,7 @@ fn test_subject_routing_distribution() {
 
     // Each of 8 shards should have roughly 1250 subjects (12.5%)
     // Allow 40% variance for small sample
-    for (_shard, count) in &shard_counts {
+    for count in shard_counts.values() {
         assert!(*count > 750, "Shard has too few subjects: {count} (expected ~1250)");
         assert!(*count < 1750, "Shard has too many subjects: {count} (expected ~1250)");
     }