diff --git a/.github/workflows/codecov.yml b/.github/workflows/codecov.yml
index b0f1a7d..7867058 100644
--- a/.github/workflows/codecov.yml
+++ b/.github/workflows/codecov.yml
@@ -29,7 +29,6 @@ jobs:
 
       - name: Build with coverage
         run: |
-          export RUSTFLAGS="-C instrument-coverage"
           cargo clean
           cargo build