diff --git a/src/meshcat/geometry.py b/src/meshcat/geometry.py
index ed9109d..f883d0f 100644
--- a/src/meshcat/geometry.py
+++ b/src/meshcat/geometry.py
@@ -261,7 +261,8 @@ def lower(self, object_data):
             u"uuid": self.uuid,
             u"wrap": self.wrap,
             u"repeat": self.repeat,
-            u"image": self.image.lower_in_object(object_data)
+            u"image": self.image.lower_in_object(object_data),
+            u"colorSpace": "srgb"
         }
         data.update(self.properties)
         return data