diff --git a/.github/workflows/tpcds-reusable.yml b/.github/workflows/tpcds-reusable.yml
index e165c802c..e31576a83 100644
--- a/.github/workflows/tpcds-reusable.yml
+++ b/.github/workflows/tpcds-reusable.yml
@@ -170,7 +170,6 @@ jobs:
 
       - name: Build auron (Spark ${{ inputs.sparkver }}, Scala ${{ inputs.scalaver }}, JDK ${{ inputs.javaver }})
         run: |
-          sed -i 's/opt-level = 1/opt-level = 0/g' Cargo.toml # use opt-level 0
           rm -f .build-checksum_*.cache
           
           SPARK_NUMBER="${{ inputs.sparkver }}"