diff --git a/plugins/PostProcessingPlugin/scripts/ChangeAtZ.py b/plugins/PostProcessingPlugin/scripts/ChangeAtZ.py
index 919b06d28e..be9f93c0f6 100644
--- a/plugins/PostProcessingPlugin/scripts/ChangeAtZ.py
+++ b/plugins/PostProcessingPlugin/scripts/ChangeAtZ.py
@@ -112,7 +112,7 @@ class ChangeAtZ(Script):
                 "e1_Change_speed":
                 {
                     "label": "Change Speed",
-                    "description": "Select if total speed (print and travel) has to be cahnged",
+                    "description": "Select if total speed (print and travel) has to be changed",
                     "type": "bool",
                     "default_value": false
                 },