diff --git a/.github/workflows/python-publish.yml b/.github/workflows/python-publish.yml
index 2dca79d..db56d62 100644
--- a/.github/workflows/python-publish.yml
+++ b/.github/workflows/python-publish.yml
@@ -27,7 +27,7 @@ jobs:
     - name: Set environment variables
       id: set_env_variables
       run: |
-        echo "PYTHONPATH=."" >> "$GITHUB_ENV"
+        echo "PYTHONPATH=." >> "$GITHUB_ENV"
 
     - name: Extract tag name
       id: tag