diff --git a/normality/constants.py b/normality/constants.py
index a60a728..87e478a 100644
--- a/normality/constants.py
+++ b/normality/constants.py
@@ -41,9 +41,6 @@
     "Sc": None,
     "Sk": None,
     "So": WS,
-    "Zs": WS,
-    "Zl": WS,
-    "Zp": WS,
 }
 
 SLUG_CATEGORIES: Categories = {
@@ -71,9 +68,6 @@
     "Sc": None,
     "Sk": None,
     "So": WS,
-    "Zs": WS,
-    "Zl": WS,
-    "Zp": WS,
 }