diff --git a/query-engine/connectors/mongodb-query-connector/src/root_queries/mod.rs b/query-engine/connectors/mongodb-query-connector/src/root_queries/mod.rs
index 7690bbf13a2..5adebeeff97 100644
--- a/query-engine/connectors/mongodb-query-connector/src/root_queries/mod.rs
+++ b/query-engine/connectors/mongodb-query-connector/src/root_queries/mod.rs
@@ -80,7 +80,7 @@ where
 
     // TODO prisma/team-orm#136: fix log subscription.
     // NOTE: `params` is a part of the interface for query logs.
-    debug!(target: "mongodb_query_connector::query", item_type = "query", is_query = true, query = %query_string, params = "[]", duration_ms = elapsed);
+    debug!(target: "mongodb_query_connector::query", item_type = "query", is_query = true, query = query_string, params = "[]", duration_ms = elapsed);
 
     res
 }