diff --git a/Marlin/src/config/examples/Formbot/T-Rex_2+/Configuration.h b/Marlin/src/config/examples/Formbot/T-Rex_2+/Configuration.h
index acd7b919eab782ed1817c750a4447d1ff700097b..5d24c42e069c5ae79ae81a99fec53231dc5f6b34 100644
--- a/Marlin/src/config/examples/Formbot/T-Rex_2+/Configuration.h
+++ b/Marlin/src/config/examples/Formbot/T-Rex_2+/Configuration.h
@@ -1130,7 +1130,7 @@
   #define MESH_EDIT_GFX_OVERLAY      // Display a graphics overlay while editing the mesh
 
   #ifdef ROXYs_TRex
-    #define MESH_INSET 25            // Set Mesh bounds as an inset region of the bed
+    #define MESH_INSET 35            // Set Mesh bounds as an inset region of the bed
   #else
     #define MESH_INSET 0
   #endif