diff --git a/.github/workflows/e2e-tests-linux.yml b/.github/workflows/e2e-tests-linux.yml
index c9eac3632d..c59123fdca 100644
--- a/.github/workflows/e2e-tests-linux.yml
+++ b/.github/workflows/e2e-tests-linux.yml
@@ -50,9 +50,6 @@ jobs:
         uses: ./.github/shared/build
         with:
           LACE_EXTENSION_KEY: ${{ secrets.MANIFEST_PUBLIC_KEY }}
-          CARDANO_SERVICES_URL_MAINNET: ${{ secrets.CARDANO_SERVICES_DEV_URL_MAINNET }}
-          CARDANO_SERVICES_URL_PREPROD: ${{ secrets.CARDANO_SERVICES_DEV_URL_PREPROD }}
-          CARDANO_SERVICES_URL_PREVIEW: ${{ secrets.CARDANO_SERVICES_DEV_URL_PREVIEW }}
       - name: Start XVFB
         run: |
           Xvfb :99 &
diff --git a/.github/workflows/smoke-tests.yml b/.github/workflows/smoke-tests.yml
index 46aa605543..0ba84ae435 100644
--- a/.github/workflows/smoke-tests.yml
+++ b/.github/workflows/smoke-tests.yml
@@ -26,9 +26,6 @@ jobs:
         uses: ./.github/shared/build
         with:
           LACE_EXTENSION_KEY: ${{ secrets.MANIFEST_PUBLIC_KEY }}
-          CARDANO_SERVICES_URL_MAINNET: ${{ secrets.CARDANO_SERVICES_DEV_URL_MAINNET }}
-          CARDANO_SERVICES_URL_PREPROD: ${{ secrets.CARDANO_SERVICES_DEV_URL_PREPROD }}
-          CARDANO_SERVICES_URL_PREVIEW: ${{ secrets.CARDANO_SERVICES_DEV_URL_PREVIEW }}
       - name: Start XVFB
         run: |
           Xvfb :99 &
diff --git a/apps/browser-extension-wallet/.env.defaults b/apps/browser-extension-wallet/.env.defaults
index b4a982f896..d3795e142a 100644
--- a/apps/browser-extension-wallet/.env.defaults
+++ b/apps/browser-extension-wallet/.env.defaults
@@ -54,7 +54,7 @@ CARDANO_SERVICES_URL_MAINNET=https://backend.live-mainnet.eks.lw.iog.io
 CARDANO_SERVICES_URL_PREPROD=https://backend.live-preprod.eks.lw.iog.io
 CARDANO_SERVICES_URL_PREVIEW=https://backend.live-preview.eks.lw.iog.io
 # TODO: update this with a valid sanchonet url
-CARDANO_SERVICES_URL_SANCHONET=https://backend.live-preprod.eks.lw.iog.io
+CARDANO_SERVICES_URL_SANCHONET=https://backend.dev-sanchonet.eks.lw.iog.io
 
 # Explorer URLs
 CEXPLORER_URL_MAINNET=https://cexplorer.io
diff --git a/apps/browser-extension-wallet/.env.example b/apps/browser-extension-wallet/.env.example
index 8637515a3d..cb59efb30b 100644
--- a/apps/browser-extension-wallet/.env.example
+++ b/apps/browser-extension-wallet/.env.example
@@ -54,7 +54,7 @@ CARDANO_SERVICES_URL_MAINNET=https://backend.live-mainnet.eks.lw.iog.io
 CARDANO_SERVICES_URL_PREPROD=https://backend.live-preprod.eks.lw.iog.io
 CARDANO_SERVICES_URL_PREVIEW=https://backend.live-preview.eks.lw.iog.io
 # TODO: update this with a valid sanchonet url
-CARDANO_SERVICES_URL_SANCHONET=https://backend.live-preprod.eks.lw.iog.io
+CARDANO_SERVICES_URL_SANCHONET=https://backend.dev-sanchonet.eks.lw.iog.io
 
 # Explorer URLs
 CEXPLORER_URL_MAINNET=https://cexplorer.io