diff --git a/cpp/velox/substrait/SubstraitToVeloxPlanValidator.cc b/cpp/velox/substrait/SubstraitToVeloxPlanValidator.cc
index 163d65221d0f..5c395f69978f 100644
--- a/cpp/velox/substrait/SubstraitToVeloxPlanValidator.cc
+++ b/cpp/velox/substrait/SubstraitToVeloxPlanValidator.cc
@@ -60,7 +60,6 @@ const std::unordered_set<std::string> kRegexFunctions = {
 
 const std::unordered_set<std::string> kBlackList = {
     "split_part",
-    "factorial",
     "concat_ws",
     "from_json",
     "json_array_length",