diff --git a/README.md b/README.md
index 0766317..475554f 100644
--- a/README.md
+++ b/README.md
@@ -48,15 +48,15 @@ Starts the Imposter mock server in the background, and waits for it to be ready.
 - `base-url`: Base URL of the mock server (e.g. `http://localhost:8080`)
 
 ### 3. Stop Mocks (`stop-mocks`)
-Stops the running Imposter mock server.
+Stops all running Imposter mock servers, regardless of engine type.
 
 ```yaml
 - uses: imposter-project/imposter-github-action/stop-mocks@v1
-  with:
-    # Optional: Type of mock engine to use (jvm or docker)
-    engine-type: 'docker'      # default: 'docker'
 ```
 
+> [!NOTE]
+> The `engine-type` input is deprecated and ignored; all managed mocks are stopped regardless of engine type.
+
 ## Sample Workflow
 
 Here's a complete example showing how to use all three actions in a workflow:
@@ -101,8 +101,6 @@ jobs:
     # Stop mock server
     - name: Stop Mocks
       uses: imposter-project/imposter-github-action/stop-mocks@v1
-      with:
-        engine-type: 'docker'   # Should match the engine-type used in start-mocks
 ```
 
 ## Configuration
diff --git a/stop-mocks/action.yml b/stop-mocks/action.yml
index bc76c6d..358c711 100644
--- a/stop-mocks/action.yml
+++ b/stop-mocks/action.yml
@@ -1,15 +1,20 @@
 name: 'Stop Imposter Mocks'
-description: 'Stops the running Imposter mock server'
+description: 'Stops all running Imposter mock servers'
 
 inputs:
   engine-type:
-    description: 'Type of mock engine to use (jvm or docker)'
+    description: 'Deprecated and ignored. All managed mocks are stopped regardless of engine type.'
     required: false
-    default: 'docker'
+    deprecationMessage: "The 'engine-type' input is deprecated and no longer used; all managed mocks are stopped regardless of engine type."
 
 runs:
   using: "composite"
   steps:
+    - name: Warn on deprecated engine-type input
+      if: ${{ inputs.engine-type != '' }}
+      shell: bash
+      run: echo "::warning title=Deprecated input::The 'engine-type' input of stop-mocks is deprecated and no longer used; all managed mocks are stopped regardless of engine type."
+
     - name: Stop Imposter server
       shell: bash
-      run: imposter down -t ${{ inputs.engine-type }} 
\ No newline at end of file
+      run: imposter down --all