diff --git a/app/src/main/java/com/dshwatch/app/CommandActivity.java b/app/src/main/java/com/dshwatch/app/CommandActivity.java
index 3cbdfa2..4c30842 100644
--- a/app/src/main/java/com/dshwatch/app/CommandActivity.java
+++ b/app/src/main/java/com/dshwatch/app/CommandActivity.java
@@ -91,7 +91,7 @@ public class CommandActivity extends AppCompatActivity {
                 try {
                     params.put("content", text);
                 } catch (Exception e) { }
-                client.sendRequest("session.prompt", params);
+                client.sendRequest("harness.prompt", params);
                 input.setText("");
             }
         });
@@ -100,9 +100,7 @@ public class CommandActivity extends AppCompatActivity {
         cancel.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                JSONObject params = new JSONObject();
-                try { params.put("sessionId", JSONObject.NULL); } catch (Exception e) { }
-                client.sendRequest("session.cancel", params);
+                client.sendRequest("harness.cancel", new JSONObject());
             }
         });
     }
diff --git a/app/src/main/java/com/dshwatch/app/MainActivity.java b/app/src/main/java/com/dshwatch/app/MainActivity.java
index c8aced0..91ac21b 100644
--- a/app/src/main/java/com/dshwatch/app/MainActivity.java
+++ b/app/src/main/java/com/dshwatch/app/MainActivity.java
@@ -81,12 +81,12 @@ public class MainActivity extends AppCompatActivity {
                     if ("text".equals(type)) {
                         String content = payload != null ? payload.optString("text", "") : "";
                         params.put("content", content);
-                        serverClient.sendRequest("session.prompt", params);
+                        serverClient.sendRequest("harness.prompt", params);
                     } else if ("command".equals(type)) {
                         String kind = msg.optString("kind", payload != null ? payload.optString("kind", "") : "");
                         String content = payload != null ? payload.optString("content", "") : "";
                         if ("cancel".equals(kind)) {
-                            serverClient.sendRequest("session.cancel", params);
+                            serverClient.sendRequest("harness.cancel", params);
                         } else {
                             params.put("content", content);
                             serverClient.sendRequest("session.prompt", params);