diff --git a/index.toml b/index.toml
index 0759f91..3a14ac4 100644
--- a/index.toml
+++ b/index.toml
@@ -209,6 +209,11 @@ file = "mods/journeymap.pw.toml"
 hash = "6f863fd95ac5ac1689c622b8f511b8b8bbd4eb5ba7414d124f0bfb0c1e1e7205"
 metafile = true
 
+[[files]]
+file = "mods/kotlin-lang-forge.pw.toml"
+hash = "ab25561882e091ffc87d221df47f81d76b8ad763fb4d190d754e3c158a9d7f36"
+metafile = true
+
 [[files]]
 file = "mods/lithium.pw.toml"
 hash = "2f1532544e42fc6eb278c6c251d8495c1548c821c978cafa4fa2e4129e826567"
diff --git a/mods/kotlin-lang-forge.pw.toml b/mods/kotlin-lang-forge.pw.toml
new file mode 100644
index 0000000..f9aa141
--- /dev/null
+++ b/mods/kotlin-lang-forge.pw.toml
@@ -0,0 +1,13 @@
+name = "KotlinLangForge"
+filename = "KotlinLangForge-2.12.1-k2.4.0-3.1+neoforge.jar"
+side = "both"
+
+[download]
+url = "https://cdn.modrinth.com/data/1vrSzlao/versions/7D6tle9s/KotlinLangForge-2.12.1-k2.4.0-3.1%2Bneoforge.jar"
+hash-format = "sha512"
+hash = "45db1705a1b65da6cfb2247718040c6f19b594b8fd7ae8019cfa48378ffde1c735ff103c5d71625adc828f7ef2d40384be8cdb23912432fad797d5ce0f1ab90a"
+
+[update]
+[update.modrinth]
+mod-id = "1vrSzlao"
+version = "7D6tle9s"
diff --git a/pack.toml b/pack.toml
index d5073ab..31c442d 100644
--- a/pack.toml
+++ b/pack.toml
@@ -5,7 +5,7 @@ pack-format = "packwiz:1.1.0"
 [index]
 file = "index.toml"
 hash-format = "sha256"
-hash = "e3b93fa84ed277f71be920265988435c39d6d64ae188c28e50cee2a4fd6461af"
+hash = "39fd57cce2db6d2fb7beda155effcfbe5607fe08c8de55e9249702b22a6461a2"
 
 [versions]
 minecraft = "26.1.2"