diff --git a/.drone.jsonnet b/.drone.jsonnet
index 1b45004..4c97a33 100644
--- a/.drone.jsonnet
+++ b/.drone.jsonnet
@@ -69,10 +69,7 @@ local PipelineBuild(GOOS, GOARCH, RUN_TEST) = {
            if RUN_TEST then [{
              name: 'go test',
              image: 'golang:1.19',
-             commands: [
-              'apt-get update && apt-get -y install zlib1g-dev',
-              'go test -v ./...'
-              ],
+             commands: ['go test -v ./...'],
            }] else []
          )
          +
diff --git a/.drone.yml b/.drone.yml
index 508115c..f0ffa1a 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -7,7 +7,6 @@ steps:
   image: alpine/git
   name: fetch tags
 - commands:
-  - apt-get update && apt-get -y install zlib1g-dev
   - go test -v ./...
   image: golang:1.19
   name: go test