diff --git a/components/style/properties/data.py b/components/style/properties/data.py
index b68d40e402f..f141160af1a 100644
--- a/components/style/properties/data.py
+++ b/components/style/properties/data.py
@@ -778,7 +778,9 @@ class PropertyRestrictions:
             "direction",
             "content",
             "-moz-osx-font-smoothing",
-        ] + PropertyRestrictions.spec(data, "css-fonts"))
+        ] + PropertyRestrictions.spec(data, "css-fonts")
+          + PropertyRestrictions.spec(data, "css-animations")
+          + PropertyRestrictions.spec(data, "css-transitions"))
 
     # https://www.w3.org/TR/webvtt1/#the-cue-pseudo-element
     @staticmethod