diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3d.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3d.kt
deleted file mode 100644
index 37e683a..0000000
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3d.kt
+++ /dev/null
@@ -1,39 +0,0 @@
-package org.domaindrivenarchitecture.provs.server.domain
-
-import org.domaindrivenarchitecture.provs.framework.core.Prov
-import org.domaindrivenarchitecture.provs.framework.core.docker.provideContainer
-import org.domaindrivenarchitecture.provs.framework.core.echoCommandForTextWithNewlinesReplaced
-import org.domaindrivenarchitecture.provs.framework.core.repeatTaskUntilSuccess
-
-
-/**
- * Runs a k3s server and a k3s agent as containers.
- * Copies the kubeconfig from container to the default location: $HOME/.kube/config
- */
-fun Prov.installK3sAsContainers(token: String = "12345678901234") = task {
-    cmd("docker volume create k3s-server")
-    provideContainer("k3s-server", "rancher/k3s", command = "server --cluster-init", options =
-    "-d --privileged --tmpfs /run --tmpfs /var/run " +
-            "-e K3S_TOKEN=$token -e K3S_KUBECONFIG_OUTPUT=./kubeconfig.yaml -e K3S_KUBECONFIG_MODE=666 " +
-            "-v k3s-server:/var/lib/rancher/k3s:z -p 6443:6443 -p 80:80 -p 443:443 " +
-            "--ulimit nproc=65535 --ulimit nofile=65535:65535")
-
-    // wait for config file
-    cmd("export timeout=60; while [ ! -f /var/lib/docker/volumes/k3s-server/_data/server/kubeconfig.yaml ]; do if [ \"${'$'}timeout\" == 0 ]; then echo \"ERROR: Timeout while waiting for file.\"; break; fi; sleep 1; ((timeout--)); done")
-
-    sh("""
-        mkdir -p ${'$'}HOME/.kube/
-        cp /var/lib/docker/volumes/k3s-server/_data/server/kubeconfig.yaml ${'$'}HOME/.kube/config        
-    """.trimIndent())
-}
-
-
-/**
- * Apply a config to kubernetes.
- * Prerequisite: Kubectl has to be installed
- */
-fun Prov.applyK8sConfig(configAsYaml: String, kubectlCommand: String = "kubectl") = task {
-    repeatTaskUntilSuccess(6, 10) {
-        cmd(echoCommandForTextWithNewlinesReplaced(configAsYaml) + " | $kubectlCommand apply -f -")
-    }
-}
diff --git a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt
index 61fd7bb..caa9070 100644
--- a/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt
+++ b/src/main/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3s.kt
@@ -10,7 +10,8 @@ import java.io.File
 
 // -----------------------------------  versions  --------------------------------
 
-// when updating it is recommended to update also file k3s-install.sh in this repo (under: src/main/resources/org/domaindrivenarchitecture/provs/server/infrastructure/k3s/k3s-install.sh)
+// when updating this version, it is recommended to update also file k3s-install.sh in this repo
+// (under: src/main/resources/org/domaindrivenarchitecture/provs/server/infrastructure/k3s/k3s-install.sh)
 const val K3S_VERSION = "v1.29.1+k3s2"
 
 // -----------------------------------  directories  --------------------------------
diff --git a/src/test/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3dKtTest.kt b/src/test/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3dKtTest.kt
deleted file mode 100644
index 4cf1e8f..0000000
--- a/src/test/kotlin/org/domaindrivenarchitecture/provs/server/infrastructure/K3dKtTest.kt
+++ /dev/null
@@ -1,126 +0,0 @@
-package org.domaindrivenarchitecture.provs.server.infrastructure
-
-import org.domaindrivenarchitecture.provs.framework.core.*
-import org.domaindrivenarchitecture.provs.framework.core.docker.containerExec
-import org.domaindrivenarchitecture.provs.framework.core.docker.provideContainer
-import org.domaindrivenarchitecture.provs.framework.core.processors.ContainerStartMode
-import org.domaindrivenarchitecture.provs.server.domain.applyK8sConfig
-import org.domaindrivenarchitecture.provs.server.domain.installK3sAsContainers
-import org.domaindrivenarchitecture.provs.test.tags.ContainerTest
-import org.domaindrivenarchitecture.provs.test.tags.NonCi
-import org.junit.jupiter.api.Assertions.assertTrue
-import org.junit.jupiter.api.Disabled
-
-internal class K3dKtTest {
-
-    @Disabled // remove line and execute manually as this test may take several minutes
-    @ContainerTest
-    @NonCi
-    fun installK3sAsContainers() {
-
-        // given
-        val containerName = "alpine-docker-dind"
-        local().task {
-            provideContainer(
-                containerName,
-                "yobasystems/alpine-docker:dind-amd64",
-                 ContainerStartMode.CREATE_NEW_KILL_EXISTING,  // for re-create a potentially existing container
-                sudo = false,
-                options = "--privileged"
-            )
-
-            // alpine does not have bash pre-installed - but bash is currently required for provs
-            containerExec(containerName, "sh -c \"apk add bash\"", sudo = false)
-        }
-
-        val result = docker(containerName, sudo = false).task {
-
-            cmd("apk update")
-            cmd("apk add sudo curl")
-            task(
-                "Install kubectl"
-            ) {
-                sh("""
-                    curl -LO https://storage.googleapis.com/kubernetes-release/release/v1.18.0/bin/linux/amd64/kubectl
-                    chmod +x ./kubectl
-                    mv ./kubectl /usr/local/bin/kubectl
-                    kubectl version --client
-                """.trimIndent())
-            }
-
-            // when
-            installK3sAsContainers()
-            applyK8sConfig(appleConfig())
-
-            cmd("kubectl wait --for=condition=ready --timeout=600s pod apple-app")
-            checkAppleService()
-        }
-
-        // then
-        assertTrue(result.success)
-    }
-}
-
-
-/**
- * Checks if URL "$host/apple" is available and return text "apple"
- */
-private fun Prov.checkAppleService(host: String = "127.0.0.1") = requireLast {
-    // repeat required as curl may return with "empty reply from server" or with "Recv failure: Connection reset by peer"
-    val res = repeatTaskUntilSuccess(12, 10) {
-        cmd("curl -m 30 $host/apple")
-    }.out?.trim()
-
-    if ("apple" == res) {
-        ProvResult(true, out = res)
-    } else {
-        ProvResult(false, err = "Url $host/apple did not return text \"apple\" but returned: $res")
-    }
-}
-
-
-fun appleConfig() =
-    """
-kind: Ingress
-apiVersion: networking.k8s.io/v1
-metadata:
-  name: apple-ingress
-  annotations:
-    kubernetes.io/ingress.class: "traefik"
-spec:
-  rules:
-  - http:
-      paths:
-      - path: /apple
-        pathType: Prefix
-        backend:
-          service: 
-            name: apple-service
-            port: 
-              number: 5678
----
-
-kind: Pod
-apiVersion: v1
-metadata:
-  name: apple-app
-  labels:
-    app: apple
-spec:
-  containers:
-    - name: apple-app
-      image: hashicorp/http-echo
-      args:
-        - "-text=apple"
----
-
-kind: Service
-apiVersion: v1
-metadata:
-  name: apple-service
-spec:
-  selector:
-    app: apple
-  ports:
-    - port: 5678 # Default port for image
-    """