diff --git a/.changeset/pr-858-2169275298.md b/.changeset/pr-858-2169275298.md
new file mode 100644
index 000000000..93a0b59f6
--- /dev/null
+++ b/.changeset/pr-858-2169275298.md
@@ -0,0 +1,5 @@
+
+---
+"fusion-project-portal": patch
+--- 
+Update of all  Fusion Classic URLs in codebase
diff --git a/client/packages/components/src/components/my-allocations-tab/MyAllocationTab.test.tsx b/client/packages/components/src/components/my-allocations-tab/MyAllocationTab.test.tsx
index 4d7edd479..edb90a8e6 100644
--- a/client/packages/components/src/components/my-allocations-tab/MyAllocationTab.test.tsx
+++ b/client/packages/components/src/components/my-allocations-tab/MyAllocationTab.test.tsx
@@ -91,7 +91,7 @@ describe('MyAllocationTab', () => {
 		const positions = [position1];
 		vi.mock('@portal/utils', (rest) => ({
 			...rest,
-			getFusionPortalURL: vi.fn(() => 'https://fusion-s-portal-ci.azurewebsites.net'),
+			getFusionPortalURL: vi.fn(() => 'fusion.ci.fusion-dev.net'),
 		}));
 
 		render(
diff --git a/client/packages/portal-client/src/portal.config.feature.json b/client/packages/portal-client/src/portal.config.feature.json
index 00a69364f..438a8f668 100644
--- a/client/packages/portal-client/src/portal.config.feature.json
+++ b/client/packages/portal-client/src/portal.config.feature.json
@@ -5,7 +5,7 @@
   "portalId": "5b43c3fd-77e3-4072-0aa1-08db310ee26d",
   "serviceDiscovery": {
     "client": {
-      "baseUri": "https://fusion-s-portal-ci.azurewebsites.net",
+      "baseUri": "https://discovery.fusion.equinor.com/service-registry/environments/ci/services",
       "defaultScopes": [
         "5a842df8-3238-415d-b168-9f16a6a6031b/.default"
       ]
diff --git a/client/packages/portal-client/src/portal.config.json b/client/packages/portal-client/src/portal.config.json
index 3cb2cd2c4..e43562f57 100644
--- a/client/packages/portal-client/src/portal.config.json
+++ b/client/packages/portal-client/src/portal.config.json
@@ -5,7 +5,7 @@
   "portalId": "0177ef5f-c49e-4d2a-7907-08db31e4e851",
   "serviceDiscovery": {
     "client": {
-      "baseUri": "https://fusion-s-portal-ci.azurewebsites.net",
+      "baseUri": "https://discovery.fusion.equinor.com/service-registry/environments/ci/services",
       "defaultScopes": [
         "5a842df8-3238-415d-b168-9f16a6a6031b/.default"
       ]
diff --git a/client/packages/utils/src/url/fusion-portal-url.ts b/client/packages/utils/src/url/fusion-portal-url.ts
index 25bce2a68..265748b14 100644
--- a/client/packages/utils/src/url/fusion-portal-url.ts
+++ b/client/packages/utils/src/url/fusion-portal-url.ts
@@ -5,11 +5,11 @@ export const getFusionPortalURL = () => {
 		case 'fprd':
 			return 'https://fusion.equinor.com';
 		case 'ci':
-			return 'https://fusion-s-portal-ci.azurewebsites.net';
+			return 'fusion.ci.fusion-dev.net';
 		case 'fqa':
-			return 'https://fusion-s-portal-fqa.azurewebsites.net';
+			return 'fusion.fqa.fusion-dev.net';
 		default:
-			return 'https://fusion-s-portal-ci.azurewebsites.net';
+			return 'fusion.ci.fusion-dev.net';
 	}
 };