diff --git a/index.toml b/index.toml
index f087235..65a9b26 100644
--- a/index.toml
+++ b/index.toml
@@ -18,7 +18,17 @@ file = "mods/create.pw.toml"
 hash = "dcaf5f2e28db0b9a127d0167456832341045ddc9aec058c3d9fcf53f618d2404"
 metafile = true
 
+[[files]]
+file = "mods/lithium.pw.toml"
+hash = "51e129832b04acd57da470fc41725bad5e101b6a6b1d4901fd8ea7a92b14e13d"
+metafile = true
+
 [[files]]
 file = "mods/sable.pw.toml"
 hash = "674aaf0dc67f808f0054cfc7bbe041d6725fcbbe97644a85ffbd946a22d35666"
 metafile = true
+
+[[files]]
+file = "mods/sodium.pw.toml"
+hash = "abc285fb28b8df872e4c2bb31e04fc23e2724d9c84b4cb6fbc4320fc569c758f"
+metafile = true
diff --git a/mods/lithium.pw.toml b/mods/lithium.pw.toml
new file mode 100644
index 0000000..f0b28db
--- /dev/null
+++ b/mods/lithium.pw.toml
@@ -0,0 +1,13 @@
+name = "Lithium"
+filename = "lithium-neoforge-0.15.4+mc1.21.1.jar"
+side = "both"
+
+[download]
+url = "https://cdn.modrinth.com/data/gvQqBUqZ/versions/DDUrRVCA/lithium-neoforge-0.15.4%2Bmc1.21.1.jar"
+hash-format = "sha512"
+hash = "2735da2088b88a8bdcd4ad02a2b6fffbfd3925557cefd4fa54b5477dfb9e582ea7f521300c060f57dff1325dd21bff276b7333363ad3371ed6893e3de9eca9cd"
+
+[update]
+[update.modrinth]
+mod-id = "gvQqBUqZ"
+version = "DDUrRVCA"
diff --git a/mods/sodium.pw.toml b/mods/sodium.pw.toml
new file mode 100644
index 0000000..163b486
--- /dev/null
+++ b/mods/sodium.pw.toml
@@ -0,0 +1,13 @@
+name = "Sodium"
+filename = "sodium-neoforge-0.8.12+mc1.21.1.jar"
+side = "client"
+
+[download]
+url = "https://cdn.modrinth.com/data/AANobbMI/versions/S3DUMfBo/sodium-neoforge-0.8.12%2Bmc1.21.1.jar"
+hash-format = "sha512"
+hash = "2a689e1b1e16acc790c011b42ec21958956207c3b49cb99cb5c006e639786adf1cc36559f9840e2c1d27485c00da9712d34020fa4279eb6810eaa54bf20b19b0"
+
+[update]
+[update.modrinth]
+mod-id = "AANobbMI"
+version = "S3DUMfBo"
diff --git a/pack.toml b/pack.toml
index 2bdfb87..72bc00a 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 = "dd9c7de6a5885ea8f522c574ed423047070ffb6eafed501da080ac36b8dc7e3e"
+hash = "5655115be1e416529b212f6dc0a890b9c06f387e898235f62be5061bcfdd98e5"
 
 [versions]
 minecraft = "1.21.1"