diff --git a/LadybugTools_Engine/Python/src/ladybugtools_toolkit/external_comfort/_shelterbase.py b/LadybugTools_Engine/Python/src/ladybugtools_toolkit/external_comfort/_shelterbase.py
index 9d72f806..acf3b607 100644
--- a/LadybugTools_Engine/Python/src/ladybugtools_toolkit/external_comfort/_shelterbase.py
+++ b/LadybugTools_Engine/Python/src/ladybugtools_toolkit/external_comfort/_shelterbase.py
@@ -289,7 +289,7 @@ def from_overhead_circle(
     def from_adjacent_wall(
         cls,
         distance_from_wall: float = 1,
-        wall_height: float = 2,
+        wall_height: float = 3.5,
         wall_length: float = 2,
         wind_porosity: list[float] = (0,) * 8760,
         radiation_porosity: list[float] = (0,) * 8760,