diff --git a/install.json b/install.json
index 7411786..c2a5fc3 100644
--- a/install.json
+++ b/install.json
@@ -383,12 +383,12 @@
       "Id": "mod:carpentersblocks",
       "Name": "Carpenters Blocks",
       "DestPath": "mods/CarpentersBlocks.jar",
-      "SourceUrl": "https://github.com/GTNewHorizons/CarpentersBlocks/releases/download/3.7.0-GTNH/CarpentersBlocks-3.7.0-GTNH.jar",
+      "SourceUrl": "https://github.com/GTNewHorizons/CarpentersBlocks/releases/download/3.6.4-GTNH/CarpentersBlocks-3.6.4-GTNH.jar",
       "SourceType": "GitHub",
       "SourceOwner": "GTNewHorizons",
       "SourceName": "CarpentersBlocks",
       "SourceRegex": "^.*\\-(|v|V)[0-9\\.\\+\\-]*?(|\\-pre|\\-GTNH|\\-gtnh)\\.jar$",
-      "SourceTag": "3.7.0-GTNH"
+      "SourceTag": "3.6.4-GTNH"
     },
     {
       "Id": "mod:mcf",
diff --git a/updates.json b/updates.json
index 67f09e1..6aefd44 100644
--- a/updates.json
+++ b/updates.json
@@ -8,6 +8,9 @@
         },
         {
           "InheritFrom": "mod:feserver"
+        },
+        {
+          "InheritFrom": "mod:carpentersblocks"
         }
       ]
     },