diff --git a/packages/shared/lib/core/network/constants/official-node-urls.constant.ts b/packages/shared/lib/core/network/constants/official-node-urls.constant.ts
index 83e242cd659..c8a46703c92 100644
--- a/packages/shared/lib/core/network/constants/official-node-urls.constant.ts
+++ b/packages/shared/lib/core/network/constants/official-node-urls.constant.ts
@@ -4,6 +4,6 @@ export const OFFICIAL_NODE_URLS: Readonly<{ [key in NetworkId]?: string[] }> = {
     [NetworkId.Iota]: ['https://api.stardust-mainnet.iotaledger.net', 'https://iota-node.tanglebay.com'],
     [NetworkId.IotaTestnet]: ['https://api.testnet.iotaledger.net'],
     [NetworkId.IotaAlphanet]: ['https://api.iota-alphanet.iotaledger.net'],
-    [NetworkId.Shimmer]: ['https://api.shimmer.network', 'https://shimmer-node.tanglebay.com'],
+    [NetworkId.Shimmer]: ['https://api.shimmer.network'],
     [NetworkId.ShimmerTestnet]: ['https://api.testnet.shimmer.network'],
 }
diff --git a/packages/shared/lib/core/network/tests/network.test.ts b/packages/shared/lib/core/network/tests/network.test.ts
index 972075b9895..5522e05cdd7 100644
--- a/packages/shared/lib/core/network/tests/network.test.ts
+++ b/packages/shared/lib/core/network/tests/network.test.ts
@@ -24,7 +24,7 @@ describe('File: network.ts', () => {
         [NetworkId.Iota]: ['https://api.stardust-mainnet.iotaledger.net', 'https://iota-node.tanglebay.com'],
         [NetworkId.IotaTestnet]: ['https://api.testnet.iotaledger.net'],
         [NetworkId.IotaAlphanet]: ['https://api.iota-alphanet.iotaledger.net'],
-        [NetworkId.Shimmer]: ['https://api.shimmer.network', 'https://shimmer-node.tanglebay.com'],
+        [NetworkId.Shimmer]: ['https://api.shimmer.network'],
         [NetworkId.ShimmerTestnet]: ['https://api.testnet.shimmer.network'],
     }
 
diff --git a/packages/shared/lib/core/profile/actions/profiles/checkAndMigrateProfiles.ts b/packages/shared/lib/core/profile/actions/profiles/checkAndMigrateProfiles.ts
index e34742543ac..0d61dc3f341 100644
--- a/packages/shared/lib/core/profile/actions/profiles/checkAndMigrateProfiles.ts
+++ b/packages/shared/lib/core/profile/actions/profiles/checkAndMigrateProfiles.ts
@@ -4,6 +4,7 @@ import {
     DEFAULT_CHAIN_CONFIGURATIONS,
     DEFAULT_MAX_PARALLEL_API_REQUESTS,
     getDefaultPersistedNetwork,
+    getOfficialNodes,
     IIscpChainMetadata,
     NetworkId,
 } from '@core/network'
@@ -75,6 +76,7 @@ const persistedProfileMigrationsMap: Record<number, (existingProfile: unknown) =
     16: persistedProfileMigrationToV17,
     17: persistedProfileMigrationToV18,
     18: persistedProfileMigrationToV19,
+    19: persistedProfileMigrationToV20,
 }
 
 function persistedProfileMigrationToV4(existingProfile: unknown): void {
@@ -352,3 +354,23 @@ function persistedProfileMigrationToV19(existingProfile: IPersistedProfile): voi
     existingProfile.network.chains = newChains
     saveProfile(existingProfile)
 }
+
+/*
+ * Migration 20
+ * Remove Tanglebay SMR node from the list of nodes.
+ */
+function persistedProfileMigrationToV20(existingProfile: IPersistedProfile): void {
+    const DEPRECATED_NODE_URL = 'https://shimmer-node.tanglebay.com'
+    const OFFICIAL_NODES = getOfficialNodes(existingProfile.network.id)
+
+    const nodes = existingProfile.clientOptions.nodes ?? []
+    existingProfile.clientOptions.nodes = nodes.filter((node) => node.url !== DEPRECATED_NODE_URL)
+    if (!existingProfile.clientOptions.nodes?.length) {
+        existingProfile.clientOptions.nodes = OFFICIAL_NODES
+    }
+    const primaryNode = existingProfile.clientOptions.primaryNode
+    if (primaryNode?.url === DEPRECATED_NODE_URL) {
+        existingProfile.clientOptions.primaryNode = undefined
+    }
+    saveProfile(existingProfile)
+}
diff --git a/packages/shared/lib/core/profile/constants/profile-version.constant.ts b/packages/shared/lib/core/profile/constants/profile-version.constant.ts
index b306ad05f47..ac9222764f1 100644
--- a/packages/shared/lib/core/profile/constants/profile-version.constant.ts
+++ b/packages/shared/lib/core/profile/constants/profile-version.constant.ts
@@ -1 +1 @@
-export const PROFILE_VERSION = 19
+export const PROFILE_VERSION = 20