diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index dac595f..9e48451 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -41,8 +41,8 @@ jobs:
         with:
           fetch-depth: 0
       
-      - name: "Test readme aws"
-        run: make test-readme/aws
+      - name: "Test readme s3"
+        run: make test-readme/s3
       - name: "Test readme azure"
         run: make test-readme/azure
       - name: "Test readme gcs"
diff --git a/Makefile b/Makefile
index 99f37ef..82c4dad 100644
--- a/Makefile
+++ b/Makefile
@@ -57,3 +57,10 @@ clean-white-noise:
 
 check-white-noise: clean-white-noise
 	@git diff --exit-code --quiet || (echo "Please remove trailing whitespaces running 'make clean-white-noise'" && false)
+
+.PHONY: clean
+clean:
+	rm -rf cortex-mixin/out
+	rm -rf cortex-mixin/vendor
+	rm -f cortex-mixin/cortex-mixin.zip
+	rm -rf test-readme
diff --git a/scripts/test-readme.sh b/scripts/test-readme.sh
index b7883c4..52a955d 100755
--- a/scripts/test-readme.sh
+++ b/scripts/test-readme.sh
@@ -1,9 +1,9 @@
 #!/bin/sh
-set -e
+set -xe
 rm -rf $1
 mkdir -p $1
 cd $1
-tk init --k8s=1.24
+tk init --k8s=1.26
 jb install github.com/cortexproject/cortex-jsonnet/cortex@main
 rm -fr ./vendor/cortex
 cp -r ../../cortex ./vendor/