diff --git a/config/packer/1.20.json b/config/packer/1.20.json
index 77409cc51bd9..45c5196b49f8 100644
--- a/config/packer/1.20.json
+++ b/config/packer/1.20.json
@@ -10,6 +10,7 @@
             "alexscaves",
             "hexcasting",
             "biomancy",
+            "create-sound-of-steam",
             "occultism"
         ]
     },
diff --git a/config/packer/1.21.json b/config/packer/1.21.json
index e1e258dae9df..37c9778eb4ab 100644
--- a/config/packer/1.21.json
+++ b/config/packer/1.21.json
@@ -5,7 +5,10 @@
             "zh_cn"
         ],
         "exclusionMods": [],
-        "exclusionNamespaces": []
+        "exclusionNamespaces": [
+            "create-sound-of-steam",
+            "replication"
+        ]
     },
     "floating": {
         "inclusionDomains": [