diff --git a/History.md b/History.md
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@@ -7,6 +7,7 @@
 
 ### Fixes
 * Fix some internal errors in filters from invalid input (#1476) [Dylan Thacker-Smith]
+* Allow dash in filter kwarg name for consistency with Liquid::C (#1518) [CP Clermont]
 
 ## 5.1.0 / 2021-09-09