diff --git a/packages/apps-config/src/endpoints/productionRelayKusama.ts b/packages/apps-config/src/endpoints/productionRelayKusama.ts
index 60579b2cb8..6eb5f4de4c 100644
--- a/packages/apps-config/src/endpoints/productionRelayKusama.ts
+++ b/packages/apps-config/src/endpoints/productionRelayKusama.ts
@@ -466,7 +466,7 @@ export const prodParasKusama: Omit<EndpointOption, 'teleport'>[] = [
       Dwellir: 'wss://moonriver-rpc.n.dwellir.com',
       'Moonbeam Foundation': 'wss://wss.api.moonriver.moonbeam.network',
       OnFinality: 'wss://moonriver.api.onfinality.io/public-ws',
-      RadiumBlock: 'wss://moonriver.public.curie.radiumblock.co/ws',
+      // RadiumBlock: 'wss://moonriver.public.curie.radiumblock.co/ws',
       UnitedBloc: 'wss://moonriver.unitedbloc.com'
     },
     text: 'Moonriver',
diff --git a/packages/apps-config/src/endpoints/productionRelayPolkadot.ts b/packages/apps-config/src/endpoints/productionRelayPolkadot.ts
index 5434efb89c..6a38c2f519 100644
--- a/packages/apps-config/src/endpoints/productionRelayPolkadot.ts
+++ b/packages/apps-config/src/endpoints/productionRelayPolkadot.ts
@@ -524,7 +524,7 @@ export const prodParasPolkadot: Omit<EndpointOption, 'teleport'>[] = [
       Dwellir: 'wss://moonbeam-rpc.n.dwellir.com',
       'Moonbeam Foundation': 'wss://wss.api.moonbeam.network',
       OnFinality: 'wss://moonbeam.api.onfinality.io/public-ws',
-      RadiumBlock: 'wss://moonbeam.public.curie.radiumblock.co/ws',
+      // RadiumBlock: 'wss://moonbeam.public.curie.radiumblock.co/ws',
       UnitedBloc: 'wss://moonbeam.unitedbloc.com'
     },
     text: 'Moonbeam',
diff --git a/packages/apps-config/src/endpoints/testing.ts b/packages/apps-config/src/endpoints/testing.ts
index 601d31d4aa..92f432ea6f 100644
--- a/packages/apps-config/src/endpoints/testing.ts
+++ b/packages/apps-config/src/endpoints/testing.ts
@@ -638,8 +638,8 @@ export const testChains: Omit<EndpointOption, 'teleport'>[] = [
       // Blast: 'wss://moonbase-alpha.public.blastapi.io', // https://github.com/polkadot-js/apps/issues/11608
       Dwellir: 'wss://moonbase-alpha-rpc.n.dwellir.com',
       'Moonbeam Foundation': 'wss://wss.api.moonbase.moonbeam.network',
-      OnFinality: 'wss://moonbeam-alpha.api.onfinality.io/public-ws',
-      RadiumBlock: 'wss://moonbase.public.curie.radiumblock.co/ws'
+      OnFinality: 'wss://moonbeam-alpha.api.onfinality.io/public-ws'
+      // RadiumBlock: 'wss://moonbase.public.curie.radiumblock.co/ws'
       // UnitedBloc: 'wss://moonbase.unitedbloc.com' // https://github.com/polkadot-js/apps/issues/11992
     },
     text: 'Moonbase Alpha',
diff --git a/packages/apps-config/src/endpoints/testingRelayWestend.ts b/packages/apps-config/src/endpoints/testingRelayWestend.ts
index 8e0cc98c8e..c7364f2620 100644
--- a/packages/apps-config/src/endpoints/testingRelayWestend.ts
+++ b/packages/apps-config/src/endpoints/testingRelayWestend.ts
@@ -240,7 +240,7 @@ export const testRelayWestend: EndpointOption = {
     // LuckyFriday: 'wss://rpc-westend.luckyfriday.io', // https://github.com/polkadot-js/apps/issues/10728
     OnFinality: 'wss://westend.api.onfinality.io/public-ws',
     Parity: 'wss://westend-rpc.polkadot.io',
-    RadiumBlock: 'wss://westend.public.curie.radiumblock.co/ws',
+    RadiumBlock: 'wss://rpc.public.curie.radiumblock.xyz/ws-westend',
     // Stakeworld: 'wss://wnd-rpc.stakeworld.io',
     'light client': 'light://substrate-connect/westend'
   },