diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 4fe7fa2..1853fb7 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -3,13 +3,13 @@ test-19.09:
     NIX_PATH: nixpkgs=channel:nixos-19.09
   script:
     # FIXME: the other tests are broken at the moment
-    - nix-build --no-out-link --show-trace tests -A trivial
+    - nix-shell -p git --run "nix-build --no-out-link --show-trace tests -A trivial"
 
 test-unstable:
   variables:
     NIX_PATH: nixpkgs=channel:nixos-unstable
   script:
-    - nix-build --no-out-link --show-trace tests
+    - nix-shell -p git --run "nix-build --no-out-link --show-trace tests"
 
 nixpkgs-fmt:
   script: