diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4476dba..8264c11 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -16,7 +16,9 @@ release-image:
     - apk add --no-cache git
   script:
     - |- # fetch upstream
+      git config --global http.version HTTP/1.1
       git clone $UPSTREAM_REPOSITORY --depth 1 --branch $UPSTREAM_REF windmill
+      git config --global http.version HTTP/2
       cd windmill
     - |- # patch lic
       export FILE=backend/windmill-api/src/ee.rs