diff --git a/resources/definitions/uni_base.def.json b/resources/definitions/uni_base.def.json
index d3beb46929..6f40abfbee 100644
--- a/resources/definitions/uni_base.def.json
+++ b/resources/definitions/uni_base.def.json
@@ -154,7 +154,7 @@
         "machine_width":                     {"default_value": 270},
         "machine_depth":                     {"default_value": 220},
         "machine_height":                    {"default_value": 250},
-        "machine_extruder_count":            {"value": 1}, 
+        "machine_extruder_count":            {"value": 2}, 
         "machine_buildplate_type":           {"value": "glass"},
         "machine_heated_bed":                {"default_value": true},
         "machine_center_is_zero":            {"default_value": false},
diff --git a/resources/extruders/uni_extruder_1st.def.json b/resources/extruders/uni_extruder_1st.def.json
index cd4062892a..5f6b819599 100644
--- a/resources/extruders/uni_extruder_1st.def.json
+++ b/resources/extruders/uni_extruder_1st.def.json
@@ -15,11 +15,11 @@
         "machine_nozzle_offset_y": { "default_value": 0.0 },
         "machine_extruder_start_code": 
            {
-            "default_value": "T0                             ;switch to extruder 1\n;G92 E0                      ;reset extruder distance\n;G1 F2000 E93           ;load filament\n;G92 E0                      ;reset extruder distance\n;M104 S{material_print_temperature}\n;"
+            "default_value": "T0                             ;switch to extruder 1\nG92 E0                      ;reset extruder distance\nG1 F2000 E93           ;load filament\nG92 E0                      ;reset extruder distance\nM104 S{material_print_temperature}\n;"
            },
         "machine_extruder_end_code":
            {
-            "default_value": "G92 E0                       ;reset extruder distance\n;G1 F800 E-5               ;short retract\n;G1 F2400 X5 Y5         ;move near prime tower\n;G1 F2000 E-93           ;long retract for filament removal\n;G92 E0                       ;reset extruder distance\n;G90                            ;absolute coordinate\n;"
+            "default_value": "G92 E0                       ;reset extruder distance\nG1 F800 E-5               ;short retract\nG1 F2400 X5 Y5         ;move near prime tower\nG1 F2000 E-93           ;long retract for filament removal\nG92 E0                       ;reset extruder distance\nG90                            ;absolute coordinate\n;"
            }
     }
 }