diff --git a/docs/gui/design.rst b/docs/gui/design.rst
index ac6c14e9c..5518af6c9 100644
--- a/docs/gui/design.rst
+++ b/docs/gui/design.rst
@@ -26,7 +26,7 @@ dimensions
 
 The ``gui/design.dimensions`` overlay shows the selected dimensions when designating
 with vanilla tools, for example when painting a burrow or designating digging.
-The dimensions show up in a tooltip that follows the mousecursor.
+The dimensions show up in a tooltip that follows the mouse cursor.
 
 rightclick
 ~~~~~~~~~~
diff --git a/gui/design.lua b/gui/design.lua
index 8166a8395..dac68bd5f 100644
--- a/gui/design.lua
+++ b/gui/design.lua
@@ -155,7 +155,7 @@ end
 
 OVERLAY_WIDGETS = {
     dimensions=DimensionsOverlay,
-    rightclick=RightClickOverlay
+    rightclick=RightClickOverlay,
 }
 
 ---