diff --git a/T/TimeZones/Versions.toml b/T/TimeZones/Versions.toml
index db8fa3e25078fac..53a5b6ea16524e3 100644
--- a/T/TimeZones/Versions.toml
+++ b/T/TimeZones/Versions.toml
@@ -123,3 +123,6 @@ git-tree-sha1 = "0f1017f68dc25f1a0cb99f4988f78fe4f2e7955f"
 
 ["1.7.2"]
 git-tree-sha1 = "2d4b6de8676b34525ac518de36006dc2e89c7e2e"
+
+["1.7.3"]
+git-tree-sha1 = "0a359b0ee27e4fbc90d9b3da1f48ddc6f98a0c9e"