diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 66b119279c..8958cd31cf 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -114,13 +114,13 @@ jobs:
 
     - name: Install python dependencies
       run: |
-        if [[ "${OS}" == "bionic-3.8" ]]; then
+        if [[ "${{ matrix.os }}" == "bionic-3.8" ]]; then
           python3.8 -m venv ./venv;
         else
           python3 -m venv ./venv;
         fi
         ./venv/bin/pip3 install --upgrade pip wheel setuptools pip-tools -c requirements.txt -c dev-requirements.txt
-        ./venv/bin/pip-sync requirements.txt dev-requirements.txt -U
+        ./venv/bin/pip-sync requirements.txt dev-requirements.txt
 
     - name: Create test required directories
       run: |