diff --git a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTaskPreparer.kt b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTaskPreparer.kt
index 4f4a496..29108b9 100644
--- a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTaskPreparer.kt
+++ b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTaskPreparer.kt
@@ -68,89 +68,6 @@ class ASTaskPreparer(
             )
         }
 
-        /* FIXME SKR project.tasks.register("start${this.getExtensionName()}", StartServerContainer::class.java) { task ->
-
-            configureContainerTask(task)
-
-            task.description = "Starts Production Application Server in a container"
-
-            task.targetImageId(project.provider { pullTask.get().image.get() })
-            task.image.set(pullTask.get().image)
-
-            task.hostConfig.binds.set(project.provider {
-                getServerVolumes(task, true).apply {
-                    project.logger.info(
-                        "Using the following volume binds for container startup in task {}: {}",
-                        task.name, this
-                    )
-                }
-            })
-
-            task.withPortMappings(*getPortMappings().toTypedArray())
-
-            task.hostConfig.network.set(networkId)
-            task.withEnvironment(
-                ICMContainerEnvironmentBuilder()
-                    .withContainerName(getContainerName())
-                    .build()
-            )
-
-            val devConfig = project.extensions.getByType<IntershopDockerExtension>().developmentConfig
-            task.withHttpProbe(
-                URI.create(
-                    StartServerContainer.PATTERN_READINESS_PROBE_URL.format(
-                        devConfig.asPortConfiguration.managementConnector.get().hostPort
-                    )
-                ),
-                devConfig.getDurationProperty(
-                    Configuration.AS_READINESS_PROBE_INTERVAL,
-                    Configuration.AS_READINESS_PROBE_INTERVAL_VALUE
-                ),
-                devConfig.getDurationProperty(
-                    Configuration.AS_READINESS_PROBE_TIMEOUT,
-                    Configuration.AS_READINESS_PROBE_TIMEOUT_VALUE
-                )
-            )
-
-            val solrCloudHostList = devConfig.getConfigProperty(Configuration.SOLR_CLOUD_HOSTLIST)
-            val solrCloudIndexPrefix = devConfig.getConfigProperty(Configuration.SOLR_CLOUD_INDEXPREFIX)
-
-            val mailPort = devConfig.getConfigProperty(Configuration.MAIL_SMTP_PORT)
-            val mailHost = devConfig.getConfigProperty(Configuration.MAIL_SMTP_HOST)
-
-            if(zkTaskProvider != null && solrCloudHostList.isEmpty()) {
-                task.solrCloudZookeeperHostList = project.provider {
-                    val containerPort = zkTaskProvider!!.get().getPortMappings().stream()
-                            .filter { it.name == ZKPreparer.CONTAINER_PORTMAPPING }
-                            .findFirst().get().containerPort
-                    "${zkTaskProvider!!.get().containerName.get()}:${containerPort}"
-                }
-            } else if (solrCloudHostList.isNotEmpty()){
-                task.solrCloudZookeeperHostList = project.provider {
-                    solrCloudHostList
-                }
-
-                if(solrCloudIndexPrefix.isNotEmpty()) {
-                    task.withEnvironment(ICMContainerEnvironmentBuilder().
-                        withAdditionalEnvironment("SOLR_CLUSTERINDEXPREFIX", solrCloudIndexPrefix).build())
-                }
-            }
-
-            if(mailServerTaskProvider != null && mailPort.isEmpty() && mailHost.isEmpty()) {
-               task.mailServer = project.provider {
-                    HostAndPort(
-                        mailServerTaskProvider!!.get().containerName.get(),
-                        mailServerTaskProvider!!.get().getPrimaryPortMapping().get().containerPort
-                    )
-                }
-            } else if (mailPort.isNotEmpty() && mailHost.isNotEmpty()){
-                task.mailServer = project.provider {
-                    HostAndPort(mailHost, mailPort.toInt())
-                }
-            }
-
-
-        }*/
     }
 }
 
diff --git a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTestContainerTaskPreparer.kt b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTestContainerTaskPreparer.kt
index 51a9b52..9ac3112 100644
--- a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTestContainerTaskPreparer.kt
+++ b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/ASTestContainerTaskPreparer.kt
@@ -80,68 +80,5 @@ class ASTestContainerTaskPreparer(
 
         }
 
-
-        /* FIXME SKR project.tasks.register("start${this.getExtensionName()}", StartServerContainer::class.java) { task ->
-
-             configureContainerTask(task)
-
-             task.description = "Starts Production Application Server in a container - only for use in icm-as"
-
-             task.targetImageId(project.provider { pullTask.get().image.get() })
-             task.image.set(pullTask.get().image)
-
-             task.hostConfig.binds.set(project.provider {
-                 getServerVolumes(task, false).apply {
-                     project.logger.info(
-                         "Using the following volume binds for container startup in task {}: {}",
-                         task.name, this
-                     )
-                 }
-             })
-
-             task.withPortMappings(*getPortMappings().toTypedArray())
-
-             task.hostConfig.network.set(networkId)
-             task.withEnvironment(
-                 ICMContainerEnvironmentBuilder()
-                     .withContainerName(getContainerName())
-                     .build()
-             )
-
-             val devConfig = project.extensions.getByType<IntershopDockerExtension>().developmentConfig
-             task.withHttpProbe(
-                 URI.create(
-                     StartServerContainer.PATTERN_READINESS_PROBE_URL.format(
-                         devConfig.asPortConfiguration.managementConnector.get().hostPort
-                     )
-                 ),
-                 devConfig.getDurationProperty(
-                     Configuration.AS_READINESS_PROBE_INTERVAL,
-                     Configuration.AS_READINESS_PROBE_INTERVAL_VALUE
-                 ),
-                 devConfig.getDurationProperty(
-                     Configuration.AS_READINESS_PROBE_TIMEOUT,
-                     Configuration.AS_READINESS_PROBE_TIMEOUT_VALUE
-                 )
-             )
-
-             val mailPort = devConfig.getConfigProperty(Configuration.MAIL_SMTP_PORT)
-             val mailHost = devConfig.getConfigProperty(Configuration.MAIL_SMTP_HOST)
-
-             if(mailServerTaskProvider != null && mailPort.isEmpty() && mailHost.isEmpty()) {
-                 task.mailServer = project.provider {
-                     HostAndPort(
-                         mailServerTaskProvider!!.get().containerName.get(),
-                         mailServerTaskProvider!!.get().getPrimaryPortMapping().get().containerPort
-                     )
-                 }
-             } else if (mailPort.isNotEmpty() && mailHost.isNotEmpty()){
-                 task.mailServer = project.provider {
-                     HostAndPort(mailHost, mailPort.toInt())
-                 }
-             }
-
-
-        } */
     }
 }
diff --git a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/CustomizationPreparer.kt b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/CustomizationPreparer.kt
index 070b342..b5d6d66 100644
--- a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/CustomizationPreparer.kt
+++ b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/CustomizationPreparer.kt
@@ -46,25 +46,5 @@ class CustomizationPreparer(project: Project,
         registerStartContainerTask(createTask).configure { task ->
             task.description = "Starts customization '${customizationName}'"
         }
-
-
-        /* FIXME SKR project.tasks.register("start${getExtensionName()}", StartExtraContainer::class.java) { task ->
-
-            configureContainerTask(task)
-            task.description = "Starts customization '${customizationName}'"
-
-            task.targetImageId(project.provider { pullTask.get().image.get() })
-            task.image.set(pullTask.get().image)
-
-            task.hostConfig.binds.set(
-                mutableMapOf(
-                    "${dockerExtension.containerPrefix}-customizations" to "/customizations"
-                )
-            )
-
-            task.dependsOn(pullTask, networkTask)
-
-
-        }*/
     }
 }
diff --git a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/WaitingAsTaskPreparer.kt b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/WaitingAsTaskPreparer.kt
index 6b4be46..f8e5d0d 100644
--- a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/WaitingAsTaskPreparer.kt
+++ b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/appsrv/WaitingAsTaskPreparer.kt
@@ -61,68 +61,6 @@ class WaitingAsTaskPreparer(
             } is executed in preparation of this task and supports parameters that you may expect to get supported by this task.
             """.trimIndent()
         }
-
-
-        /* FIXME SKR  project.tasks.register("start${this.getExtensionName()}", StartServerContainer::class.java) { task ->
-          configureContainerTask(task)
-
-            task.description = "Start container without any special command (sleep)"
-
-            task.targetImageId(project.provider { pullTask.get().image.get() })
-            task.image.set(pullTask.get().image)
-
-            task.entrypoint.set(listOf("/intershop/bin/startAndWait.sh"))
-
-            task.hostConfig.binds.set(project.provider {
-                getServerVolumes(task, true).apply {
-                    project.logger.info("Using the following volume binds for container startup in task {}: {}",
-                        task.name, this)
-                }
-            })
-            task.withPortMappings(*getPortMappings().toTypedArray())
-            task.hostConfig.network.set(networkId)
-
-            val devConfig = project.extensions.getByType<IntershopDockerExtension>().developmentConfig
-
-            val solrCloudHostList = devConfig.getConfigProperty(Configuration.SOLR_CLOUD_HOSTLIST)
-            val solrCloudIndexPrefix = devConfig.getConfigProperty(Configuration.SOLR_CLOUD_INDEXPREFIX)
-
-            val mailPort = devConfig.getConfigProperty(Configuration.MAIL_SMTP_PORT)
-            val mailHost = devConfig.getConfigProperty(Configuration.MAIL_SMTP_HOST)
-
-            if(zkTaskProvider != null && solrCloudHostList.isEmpty()) {
-                task.solrCloudZookeeperHostList = project.provider {
-                    val containerPort = zkTaskProvider!!.get().getPortMappings().stream()
-                        .filter { it.name == ZKPreparer.CONTAINER_PORTMAPPING }
-                        .findFirst().get().containerPort
-                    "${zkTaskProvider!!.get().containerName.get()}:${containerPort}"
-                }
-            } else if (solrCloudHostList.isNotEmpty()){
-                task.solrCloudZookeeperHostList = project.provider {
-                    solrCloudHostList
-                }
-
-                if(solrCloudIndexPrefix.isNotEmpty()) {
-                    task.withEnvironment(
-                        ICMContainerEnvironmentBuilder().
-                    withAdditionalEnvironment("SOLR_CLUSTERINDEXPREFIX", solrCloudIndexPrefix).build())
-                }
-            }
-
-            if(mailServerTaskProvider != null && mailPort.isEmpty() && mailHost.isEmpty()) {
-                task.mailServer = project.provider {
-                    HostAndPort(
-                        mailServerTaskProvider!!.get().containerName.get(),
-                        mailServerTaskProvider!!.get().getPrimaryPortMapping().get().containerPort
-                    )
-                }
-            } else if (mailPort.isNotEmpty() && mailHost.isNotEmpty()){
-                task.mailServer = project.provider {
-                    HostAndPort(mailHost, mailPort.toInt())
-                }
-            }
-
-        }*/
     }
 
 }
diff --git a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/mail/TaskPreparer.kt b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/mail/TaskPreparer.kt
index 228d1a8..2309129 100644
--- a/src/main/kotlin/com/intershop/gradle/icm/docker/utils/mail/TaskPreparer.kt
+++ b/src/main/kotlin/com/intershop/gradle/icm/docker/utils/mail/TaskPreparer.kt
@@ -37,6 +37,7 @@ class TaskPreparer(project: Project,
     override fun getExtensionName(): String = EXT_NAME
     override fun getImage(): Provider<String> = dockerExtension.images.mailsrv
     override fun getUseHostUserConfigProperty(): String = Configuration.MAIL_USE_HOST_USER
+    override fun useHostUserDefaultValue(): Boolean = true
 
     init {
         initBaseTasks()