diff --git a/index.toml b/index.toml
index 42416ca..645eb4b 100644
--- a/index.toml
+++ b/index.toml
@@ -1144,6 +1144,11 @@ file = "mods/towers-of-the-wild-additions.toml"
 hash = "ab69426b7e810d0b1812aaaf886ee2034cc8e4dd1b5f8cb000166cdbe54d6cc1"
 metafile = true
 
+[[files]]
+file = "mods/towns-and-towers-structure-add-on.pw.toml"
+hash = "277f342e84421ba39688aee920c71c253cf5f6821f4c4551acd07df58130f3aa"
+metafile = true
+
 [[files]]
 file = "mods/traverse.pw.toml"
 hash = "dd1d181278bca2d8abb0f881be69b947f4b3e074c3ad54a638ef9f18d3ff380e"
diff --git a/mods/towns-and-towers-structure-add-on.pw.toml b/mods/towns-and-towers-structure-add-on.pw.toml
new file mode 100644
index 0000000..cf87a62
--- /dev/null
+++ b/mods/towns-and-towers-structure-add-on.pw.toml
@@ -0,0 +1,13 @@
+name = "Towns and Tower - Structure Add-on"
+filename = "Towns-and-Towers-1.18.2-1.6.0.jar"
+side = "both"
+
+[download]
+url = "https://cdn.modrinth.com/data/DjLobEOy/versions/1.6.0/Towns-and-Towers-1.18.2-1.6.0.jar"
+hash-format = "sha1"
+hash = "20a416e69e59c0199c53fcb14500cb400c02e58f"
+
+[update]
+[update.modrinth]
+mod-id = "DjLobEOy"
+version = "HCI7zdCJ"
diff --git a/pack.toml b/pack.toml
index 314b17b..c715ced 100644
--- a/pack.toml
+++ b/pack.toml
@@ -6,7 +6,7 @@ pack-format = "packwiz:1.1.0"
 [index]
 file = "index.toml"
 hash-format = "sha256"
-hash = "599c75baff1007cc63a7cefe7f5b3fb423cb2c828918895d6b55312480b40150"
+hash = "599deb423c54b9fc49ea4defcd140d99767408dd1b2b79fa9c4bcba52a3d2f0d"
 
 [versions]
 fabric = "0.14.7"