diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index d8c18cf1e7..94efb0ec45 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -17,8 +17,6 @@ jobs:
     container:
       image: domjudge/gitlabci:24.04
       options: --privileged --cgroupns=host --init
-      env:
-        REQUESTS_CA_BUNDLE: /tmp/server.crt
     services:
       sqlserver:
         image: mariadb
@@ -44,10 +42,10 @@ jobs:
       - name: Check nginx2
         run: openssl x509 -in /tmp/server.crt -text -noout
       - name: Check nginx3
-        run: python3 -c "import requests; print(requests.get('https://localhost/domjudge/api/contests').text)" 
+        run: export REQUESTS_CA_BUNDLE=/tmp/server.crt && python3 -c "import requests; print(requests.get('https://localhost/domjudge/api/contests').text)" 
       - name: Testing submit client
         working-directory: submit
-        run: make check-full
+        run: export REQUESTS_CA_BUNDLE=/tmp/server.crt && make check-full
       - name: Configure judgehost
         run: sudo cp /opt/domjudge/judgehost/etc/sudoers-domjudge /etc/sudoers.d/ && sudo chmod 400 /etc/sudoers.d/sudoers-domjudge && cat /opt/domjudge/judgehost/etc/sudoers-domjudge
       - name: Create user