diff --git a/P/PreallocationTools/Versions.toml b/P/PreallocationTools/Versions.toml
index c398eb573613480..bf5e3541bca9aa9 100644
--- a/P/PreallocationTools/Versions.toml
+++ b/P/PreallocationTools/Versions.toml
@@ -87,3 +87,6 @@ git-tree-sha1 = "9d6e62d1ea6ab709142b42d3be4bd1db495bc4e0"
 
 ["0.4.19"]
 git-tree-sha1 = "e5c09a13d66652fa62b39db3f8997a57f421fa69"
+
+["0.4.20"]
+git-tree-sha1 = "b6665214f2d0739f2d09a17474dd443b9139784a"