diff --git a/changelog.txt b/changelog.txt
index fd18b433e..22f438e71 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -50,6 +50,7 @@ Template for new versions:
 - `idle-crafting`: also support making shell crafts for workshops with linked input stockpiles
 - `gui/gm-editor`: automatic display of semantic values for language_name fields
 - `fix/stuck-worship`: reduced console output by default. Added ``--verbose`` and ``--quiet`` options.
+- `gui/design`: add dimensions tooltip to vanilla zone painting interface
 - `necronomicon`: new ``--world`` option to list all secret-containing items in the entire world
 
 ## Removed
diff --git a/gui/design.lua b/gui/design.lua
index 5e90a4797..e011fc8a6 100644
--- a/gui/design.lua
+++ b/gui/design.lua
@@ -67,6 +67,7 @@ DimensionsOverlay.ATTRS{
         'dwarfmode/Designate',
         'dwarfmode/Burrow/Paint',
         'dwarfmode/Stockpile/Paint',
+        'dwarfmode/Zone/Paint',
         'dwarfmode/Building/Placement',
     },
 }
@@ -101,10 +102,11 @@ function DimensionsOverlay:init()
     }
 end
 
--- don't imply that stockpiles will be 3d
+-- don't imply that stockpiles or zones will be 3d
 local function check_stockpile_dims()
-    if main_interface.bottom_mode_selected == df.main_bottom_mode_type.STOCKPILE_PAINT and
-        selection_rect.start_x > 0
+    if selection_rect.start_x > 0 and
+        (main_interface.bottom_mode_selected == df.main_bottom_mode_type.STOCKPILE_PAINT or
+         main_interface.bottom_mode_selected == df.main_bottom_mode_type.ZONE_PAINT)
     then
         selection_rect.start_z = df.global.window_z
     end