diff --git a/src/modpack.json b/src/modpack.json
index deebbf0..8e5da4f 100644
--- a/src/modpack.json
+++ b/src/modpack.json
@@ -2386,6 +2386,21 @@
             "included"
           ]
         },
+        {
+          "id": "spackenmobs",
+          "file": {
+            "installer": "internal.dir:mods",
+            "artifact": "com.github.ACGaming:Spackenmobs:1.12.2",
+            "repository": "jitpack"
+          },
+          "type": "mod",
+          "options": [
+            "required",
+            "client",
+            "server",
+            "included"
+          ]
+        },
         {
           "id": "forge",
           "versions": "[1.12.2-14.23.5.2854]",
@@ -2434,6 +2449,11 @@
       "id": "tilera",
       "type": "maven",
       "url": "https://data.tilera.xyz/maven/"
+    },
+    {
+      "id": "jitpack",
+      "type": "maven",
+      "url": "https://jitpack.io/"
     }
   ],
   "meta": {