diff --git a/.tangled/workflows/ci.yml b/.tangled/workflows/ci.yml
index ed280ee..f43f596 100644
--- a/.tangled/workflows/ci.yml
+++ b/.tangled/workflows/ci.yml
@@ -9,11 +9,13 @@ engine: "nixery"
 dependencies:
   nixpkgs:
     - go
+    - gnugrep
+    - gawk
+    - coreutils
 
 steps:
   - name: "Test with coverage"
     environment:
       CGO_ENABLED: "0"
     command: |
-      go test -coverprofile=coverage.out -covermode=atomic ./...
       ./check-coverage