diff --git a/apps/scan/src/app/(app)/_components/layout/navbar/chain-selector.tsx b/apps/scan/src/app/(app)/_components/layout/navbar/chain-selector.tsx
index 29e6545f9..ce7949b83 100644
--- a/apps/scan/src/app/(app)/_components/layout/navbar/chain-selector.tsx
+++ b/apps/scan/src/app/(app)/_components/layout/navbar/chain-selector.tsx
@@ -14,7 +14,6 @@ import { Globe, Plus } from 'lucide-react';
 import { useState } from 'react';
 import { TELEGRAM_SUPPORT_LINK } from './constants';
 
-import type { SupportedChain } from '@/types/chain';
 
 export const ChainSelector = () => {
   const { chain, setChain } = useChain();
@@ -61,7 +60,7 @@ export const ChainSelector = () => {
             variant="ghost"
             className="w-full justify-start gap-2 h-8"
             onClick={() => handleSelectChain(value)}
-            disabled={!SUPPORTED_CHAINS.includes(value as SupportedChain)}
+            disabled={!SUPPORTED_CHAINS.includes(value)}
           >
             <Image
               src={CHAIN_ICONS[value]}
diff --git a/apps/scan/src/auth/providers/wallet-map.ts b/apps/scan/src/auth/providers/wallet-map.ts
index a675fb396..86c34e549 100644
--- a/apps/scan/src/auth/providers/wallet-map.ts
+++ b/apps/scan/src/auth/providers/wallet-map.ts
@@ -4,7 +4,5 @@ import { SIWS_PROVIDER_ID } from './siws/constants';
 
 export const chainToAuthProviderId: Record<Chain, string> = {
   [Chain.BASE]: SIWE_PROVIDER_ID,
-  [Chain.POLYGON]: SIWE_PROVIDER_ID,
-  [Chain.OPTIMISM]: SIWE_PROVIDER_ID,
   [Chain.SOLANA]: SIWS_PROVIDER_ID,
 };
diff --git a/apps/scan/src/lib/charts.ts b/apps/scan/src/lib/charts.ts
index 1a2b40ea3..e1268ea75 100644
--- a/apps/scan/src/lib/charts.ts
+++ b/apps/scan/src/lib/charts.ts
@@ -3,8 +3,6 @@ import { Chain, CHAIN_LABELS, CHAIN_ICONS } from '@/types/chain';
 const NETWORK_COLORS: Record<Chain, string> = {
   [Chain.BASE]: 'hsl(221, 83%, 53%)',
   [Chain.SOLANA]: 'hsl(271, 100%, 71%)',
-  [Chain.POLYGON]: 'hsl(272, 55%, 50%)',
-  [Chain.OPTIMISM]: 'hsl(0, 91%, 71%)',
 };
 
 export const networks = Object.values(Chain).map(chain => ({
diff --git a/apps/scan/src/lib/facilitators.ts b/apps/scan/src/lib/facilitators.ts
index 8fb199446..e7017fcf0 100644
--- a/apps/scan/src/lib/facilitators.ts
+++ b/apps/scan/src/lib/facilitators.ts
@@ -15,9 +15,8 @@ export type Facilitator = FacilitatorMetadata & {
   addresses: Partial<Record<Chain, MixedAddress[]>>;
 };
 
-const chainMap: Record<FacilitatorsNetwork, Chain> = {
+const chainMap: Partial<Record<FacilitatorsNetwork, Chain>> = {
   [FacilitatorsNetwork.BASE]: Chain.BASE,
-  [FacilitatorsNetwork.POLYGON]: Chain.POLYGON,
   [FacilitatorsNetwork.SOLANA]: Chain.SOLANA,
 };
 
@@ -28,7 +27,9 @@ export const facilitators: Facilitator[] = allFacilitators.map(f => ({
   addresses: Object.entries(f.addresses).reduce(
     (acc, [network, configs]) => {
       const scanChain = chainMap[network as FacilitatorsNetwork];
-      acc[scanChain] = configs.map(c => c.address as MixedAddress);
+      if (scanChain) {
+        acc[scanChain] = configs.map(c => c.address as MixedAddress);
+      }
       return acc;
     },
     {} as Partial<Record<Chain, MixedAddress[]>>
diff --git a/apps/scan/src/lib/utils.ts b/apps/scan/src/lib/utils.ts
index 82d9f0937..1b570e798 100644
--- a/apps/scan/src/lib/utils.ts
+++ b/apps/scan/src/lib/utils.ts
@@ -89,8 +89,6 @@ export const USDC_ADDRESS = {
   [Chain.BASE]: '0x833589fcd6edb6e08f4c7c32d4f71b54bda02913' as const,
   [Chain.SOLANA]:
     'EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v' as SolanaAddress,
-  [Chain.POLYGON]: '0x3c499c542cef5e3811e1192ce70d8cc03d5c3359' as const,
-  [Chain.OPTIMISM]: '0x0b2C639c533813f4Aa9D7837CAf62653d097Ff85' as const,
 } satisfies Record<Chain, MixedAddress>;
 
 export const safeParseJson = <T>(
diff --git a/apps/scan/src/types/chain.ts b/apps/scan/src/types/chain.ts
index 131c9c447..8da7f5d95 100644
--- a/apps/scan/src/types/chain.ts
+++ b/apps/scan/src/types/chain.ts
@@ -1,10 +1,8 @@
-import { base, optimism, polygon } from 'wagmi/chains';
+import { base } from 'wagmi/chains';
 
 export enum Chain {
   BASE = 'base',
   SOLANA = 'solana',
-  POLYGON = 'polygon',
-  OPTIMISM = 'optimism',
 }
 
 export type EvmChain = Exclude<Chain, Chain.SOLANA>;
@@ -18,20 +16,14 @@ export type SupportedEVMChain = Exclude<SupportedChain, Chain.SOLANA>;
 export const CHAIN_LABELS: Record<Chain, string> = {
   [Chain.BASE]: 'Base',
   [Chain.SOLANA]: 'Solana',
-  [Chain.POLYGON]: 'Polygon',
-  [Chain.OPTIMISM]: 'Optimism',
 };
 
 export const CHAIN_ICONS: Record<Chain, string> = {
   [Chain.BASE]: '/base.png',
   [Chain.SOLANA]: '/solana.png',
-  [Chain.POLYGON]: '/polygon.png',
-  [Chain.OPTIMISM]: '/optimism.png',
 };
 
 export const CHAIN_ID: Record<Chain, number> = {
   [Chain.BASE]: base.id,
-  [Chain.POLYGON]: polygon.id,
-  [Chain.OPTIMISM]: optimism.id,
   [Chain.SOLANA]: 0,
 };