diff --git a/C/ConstraintTrees/Compat.toml b/C/ConstraintTrees/Compat.toml
index cdaeb199f813880..26b02ded4a649b2 100644
--- a/C/ConstraintTrees/Compat.toml
+++ b/C/ConstraintTrees/Compat.toml
@@ -5,8 +5,11 @@ julia = "1.6.0-1"
 DataStructures = "0.18"
 DocStringExtensions = "0.8-0.9"
 
-["0.8-1"]
+["0.8-1.8"]
 julia = "1"
 
 ["1.2-1"]
 ConstructionBase = "1.5.0-1"
+
+["1.9-1"]
+julia = "1.10.0-1"
diff --git a/C/ConstraintTrees/Versions.toml b/C/ConstraintTrees/Versions.toml
index 90f8a6fb61948ea..f6531b6e551a15c 100644
--- a/C/ConstraintTrees/Versions.toml
+++ b/C/ConstraintTrees/Versions.toml
@@ -60,3 +60,6 @@ git-tree-sha1 = "539b68cdaf28227b6f013f5ba7137b1506f1d60c"
 
 ["1.8.0"]
 git-tree-sha1 = "da6864354acf76879b5ca57fe1fdc746ac5cd7f0"
+
+["1.9.0"]
+git-tree-sha1 = "dbfaa5f330634126bd855ade85beb77718626e64"