diff --git a/crates/catalog/src/query.rs b/crates/catalog/src/query.rs
index 76390b0c..156196ee 100644
--- a/crates/catalog/src/query.rs
+++ b/crates/catalog/src/query.rs
@@ -172,7 +172,7 @@ impl Catalog {
         }
         map.into_iter()
             .rev()
-            .map(|(year, months)| DateGroup { count: months.values().sum(), months: months.into_iter().rev().map(|(m, c)| (m, c)).collect(), year })
+            .map(|(year, months)| DateGroup { count: months.values().sum(), months: months.into_iter().rev().collect(), year })
             .collect()
     }