diff --git a/D/DecisionTree/Versions.toml b/D/DecisionTree/Versions.toml
index 75febe7aafd3b35..be2f30e2b5fc7b2 100644
--- a/D/DecisionTree/Versions.toml
+++ b/D/DecisionTree/Versions.toml
@@ -72,3 +72,6 @@ git-tree-sha1 = "166a977f5eb01e436533e5df3a43ea280365eb27"
 
 ["0.12.0"]
 git-tree-sha1 = "5ab40e9f5a554a642bc5ab1d20a198f76a1e6958"
+
+["0.12.1"]
+git-tree-sha1 = "cbf727a9d5fb18c73dc0cbd21a9c696540bf56ae"