diff --git a/resources/profiles/BBL/filament/Generic PLA High Speed @BBL X1C.json b/resources/profiles/BBL/filament/Generic PLA High Speed @BBL X1C.json
index abf96d2886..ca0e526bdf 100644
--- a/resources/profiles/BBL/filament/Generic PLA High Speed @BBL X1C.json	
+++ b/resources/profiles/BBL/filament/Generic PLA High Speed @BBL X1C.json	
@@ -5,6 +5,9 @@
     "from": "system",
     "setting_id": "GFSL95_00",
     "instantiation": "true",
+    "slow_down_layer_time": [
+        "4"
+    ],
     "compatible_printers": [
         "Bambu Lab X1 Carbon 0.4 nozzle",
         "Bambu Lab X1 0.4 nozzle",