diff --git a/src/frontend/src/optimizer/optimizer_context.rs b/src/frontend/src/optimizer/optimizer_context.rs
index 90f00a6054e2..66b26f965fec 100644
--- a/src/frontend/src/optimizer/optimizer_context.rs
+++ b/src/frontend/src/optimizer/optimizer_context.rs
@@ -140,7 +140,9 @@ impl OptimizerContext {
             return;
         }
         let mut optimizer_trace = self.optimizer_trace.borrow_mut();
-        optimizer_trace.push(str.into());
+        let string = str.into();
+        tracing::trace!("{}", string);
+        optimizer_trace.push(string);
         optimizer_trace.push("\n".to_string());
     }