diff --git a/mesh.proto b/mesh.proto
index 7445d63..5a8fc2e 100644
--- a/mesh.proto
+++ b/mesh.proto
@@ -98,6 +98,9 @@ message Position {
     GENIEBLOCKS = 35;
     NRF52_UNKNOWN = 36;
     PORTDUINO = 37;
+    
+    // The simulator built into the android app
+    ANDROID_SIM = 38;
   }
 
 /*