diff --git a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/RegionScopedTitusClient.java b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/RegionScopedTitusClient.java
index 9564c142a69..d330177ba5d 100644
--- a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/RegionScopedTitusClient.java
+++ b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/RegionScopedTitusClient.java
@@ -231,11 +231,6 @@ public void terminateJob(TerminateJobRequest terminateJobRequest) {
         execute("killJob", titusRestAdapter.killJob(terminateJobRequest));
     }
 
-    @Override
-    public void terminateTask(String taskId) {
-        execute("terminateTask", titusRestAdapter.terminateTask(taskId));
-    }
-
     @Override
     public void terminateTasksAndShrink(TerminateTasksAndShrinkJobRequest terminateTasksAndShrinkJob) {
       if(terminateTasksAndShrinkJob.getUser() == null){
diff --git a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusClient.java b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusClient.java
index ed358179cad..36dda91b380 100644
--- a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusClient.java
+++ b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusClient.java
@@ -80,12 +80,6 @@ public interface TitusClient {
      */
     public void terminateJob(TerminateJobRequest terminateJobRequest);
 
-    /**
-     *
-     * @param taskId
-     */
-    public void terminateTask(String taskId);
-
     /**
      *
      * @param terminateTasksAndShrinkJob
diff --git a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusRestAdapter.java b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusRestAdapter.java
index ba0d6c59175..05c44ece513 100644
--- a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusRestAdapter.java
+++ b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/client/TitusRestAdapter.java
@@ -56,9 +56,6 @@ public interface TitusRestAdapter {
     @GET("/v2/jobs")
     Call<List<Job>> getJobsByApplication(@Query("appName") String application);
 
-    @POST("/v2/tasks/terminate/{taskId}")
-    Call<Void> terminateTask(@Path("taskId") String taskId);
-
     @POST("/api/v2/tasks/kill")
     Call<Void> terminateTasksAndShrink(@Body TerminateTasksAndShrinkJobRequest terminateTasksAndShrinkJobRequest);
 
diff --git a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/description/TerminateTitusInstancesDescription.groovy b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/description/TerminateTitusInstancesDescription.groovy
index ba08607f767..f8f56478e3f 100644
--- a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/description/TerminateTitusInstancesDescription.groovy
+++ b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/description/TerminateTitusInstancesDescription.groovy
@@ -19,4 +19,5 @@ package com.netflix.spinnaker.clouddriver.titus.deploy.description
 class TerminateTitusInstancesDescription extends AbstractTitusCredentialsDescription {
   String region
   List<String> instanceIds
+  String user
 }
diff --git a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/ops/TerminateTitusInstancesAtomicOperation.groovy b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/ops/TerminateTitusInstancesAtomicOperation.groovy
index 94f8ad43287..12fb05918f5 100644
--- a/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/ops/TerminateTitusInstancesAtomicOperation.groovy
+++ b/clouddriver-titus/src/main/groovy/com/netflix/spinnaker/clouddriver/titus/deploy/ops/TerminateTitusInstancesAtomicOperation.groovy
@@ -15,10 +15,12 @@
  */
 
 package com.netflix.spinnaker.clouddriver.titus.deploy.ops
+
 import com.netflix.spinnaker.clouddriver.data.task.Task
 import com.netflix.spinnaker.clouddriver.data.task.TaskRepository
 import com.netflix.spinnaker.clouddriver.orchestration.AtomicOperation
 import com.netflix.spinnaker.clouddriver.titus.TitusClientProvider
+import com.netflix.spinnaker.clouddriver.titus.client.model.TerminateTasksAndShrinkJobRequest
 import com.netflix.spinnaker.clouddriver.titus.deploy.description.TerminateTitusInstancesDescription
 import com.netflix.spinnaker.clouddriver.titus.client.TitusClient
 
@@ -39,10 +41,8 @@ class TerminateTitusInstancesAtomicOperation implements AtomicOperation<Void> {
     TitusClient titusClient = titusClientProvider.getTitusClient(description.credentials, description.region)
     task.updateStatus PHASE, "Terminating titus tasks: ${description.instanceIds}..."
 
-    description.instanceIds.each {
-      titusClient.terminateTask(it)
-      task.updateStatus PHASE, "Successfully issued terminate task request to titus for task: ${it}"
-    }
+    titusClient.terminateTasksAndShrink(new TerminateTasksAndShrinkJobRequest().withTaskIds(description.instanceIds).withShrink(false).withUser(description.user))
+    task.updateStatus PHASE, "Successfully issued terminate task request to titus for task: ${description.instanceIds.toString()}"
 
     task.updateStatus PHASE, "Completed terminate instances operation for ${description.instanceIds}"
     null