diff --git a/resources/definitions/tinyboy_e10.def.json b/resources/definitions/tinyboy_e10.def.json
index dcb0c0c80f..533b26fb23 100644
--- a/resources/definitions/tinyboy_e10.def.json
+++ b/resources/definitions/tinyboy_e10.def.json
@@ -5,8 +5,7 @@
     "metadata": { 
 		"visible": true,
         "author": "Fred Chan",
-        "manufacturer": "TinyBoy / mago",
-        "category": "tinyboy",		
+        "manufacturer": "TinyBoy",
         "file_formats": "text/x-gcode",
 		"has_materials": false,
         "has_machine_quality": true,
diff --git a/resources/definitions/tinyboy_e16.def.json b/resources/definitions/tinyboy_e16.def.json
index 528dd1778f..ce7ab0995c 100644
--- a/resources/definitions/tinyboy_e16.def.json
+++ b/resources/definitions/tinyboy_e16.def.json
@@ -5,8 +5,7 @@
     "metadata": { 
 		"visible": true,
         "author": "Fred Chan",
-        "manufacturer": "TinyBoy / mago",
-        "category": "tinyboy",				
+        "manufacturer": "TinyBoy",
         "file_formats": "text/x-gcode",
 		"has_materials": false,
         "has_machine_quality": true,
diff --git a/resources/definitions/tinyboy_mago.def.json b/resources/definitions/tinyboy_mago.def.json
deleted file mode 100644
index 2f348771e4..0000000000
--- a/resources/definitions/tinyboy_mago.def.json
+++ /dev/null
@@ -1,32 +0,0 @@
-{
-    "version": 2,
-    "name": "mago 3d printer",
-    "inherits": "fdmprinter",
-    "metadata": { 
-		"visible": true,
-        "author": "Fred Chan",
-        "manufacturer": "TinyBoy / mago",
-        "category": "tinyboy",				
-        "file_formats": "text/x-gcode",
-		"has_materials": false,
-        "has_machine_quality": true,
-        "preferred_quality_type": "normal",		
-		"machine_extruder_trains":
-        {
-            "0": "tinyboy_extruder_0"
-        }
-	},
-	
-    "overrides": {	
-        "machine_name": { "default_value": "mago 3d printer" },
-        "machine_width":  { "default_value": 100 },
-        "machine_depth":  { "default_value": 100 },
-        "machine_height": { "default_value": 155 },
-        "machine_start_gcode": {
-            "default_value": "G28 ;Home\nG1 Z15.0 F2000 ;Move the platform"
-        },
-        "machine_end_gcode": {
-            "default_value": "M104 S0\nM140 S0\nG92 E80\nG1 E-80 F2000\nG28 X0 Y0\nM84"
-        }
-    }
-}
diff --git a/resources/definitions/tinyboy_ra20.def.json b/resources/definitions/tinyboy_ra20.def.json
index 413a6a830a..7805fd12ff 100644
--- a/resources/definitions/tinyboy_ra20.def.json
+++ b/resources/definitions/tinyboy_ra20.def.json
@@ -5,8 +5,7 @@
     "metadata": { 
         "visible": true,
         "author": "Fred Chan",
-        "manufacturer": "TinyBoy / mago",
-        "category": "tinyboy",				
+        "manufacturer": "TinyBoy",
         "file_formats": "text/x-gcode",
         "platform": "tinyboy_ra20.obj",
 		"platform_texture": "tinyboy2.png",