diff --git a/packages/vats/decentral-demo-config.json b/packages/vats/decentral-demo-config.json
index dcdc4a3c8ca7..ddd19622a8f0 100644
--- a/packages/vats/decentral-demo-config.json
+++ b/packages/vats/decentral-demo-config.json
@@ -51,48 +51,6 @@
         }
       ]
     },
-    {
-      "module": "@agoric/inter-protocol/scripts/add-collateral-core.js",
-      "entrypoint": "psmProposalBuilder",
-      "args": [
-        {
-          "anchorOptions": {
-            "denom": "ibc/usdc5678",
-            "decimalPlaces": 6,
-            "keyword": "USDC_grv",
-            "proposedName": "USC Coin"
-          }
-        }
-      ]
-    },
-    {
-      "module": "@agoric/inter-protocol/scripts/add-collateral-core.js",
-      "entrypoint": "psmProposalBuilder",
-      "args": [
-        {
-          "anchorOptions": {
-            "denom": "ibc/usdt1234",
-            "decimalPlaces": 6,
-            "keyword": "USDT_axl",
-            "proposedName": "Tether USD"
-          }
-        }
-      ]
-    },
-    {
-      "module": "@agoric/inter-protocol/scripts/add-collateral-core.js",
-      "entrypoint": "psmProposalBuilder",
-      "args": [
-        {
-          "anchorOptions": {
-            "denom": "ibc/toyollie",
-            "decimalPlaces": 6,
-            "keyword": "USDT_grv",
-            "proposedName": "Tether USD"
-          }
-        }
-      ]
-    },
     {
       "module": "@agoric/inter-protocol/scripts/add-collateral-core.js",
       "entrypoint": "psmProposalBuilder",