diff --git a/packages/apps-config/src/endpoints/testing.ts b/packages/apps-config/src/endpoints/testing.ts
index ee848c72f9..fa2dba6654 100644
--- a/packages/apps-config/src/endpoints/testing.ts
+++ b/packages/apps-config/src/endpoints/testing.ts
@@ -207,7 +207,7 @@ export const testChains: Omit<EndpointOption, 'teleport'>[] = [
     info: 'datahighway',
     isDisabled: true,
     providers: {
-      MXC: 'wss://spreehafen.datahighway.com'
+      // MXC: 'wss://spreehafen.datahighway.com' // https://github.com/polkadot-js/apps/issues/9601
     },
     text: 'Spreehafen',
     ui: {
diff --git a/packages/apps-config/src/endpoints/testingRelayRococo.ts b/packages/apps-config/src/endpoints/testingRelayRococo.ts
index 2c85b7e833..210f0e909d 100644
--- a/packages/apps-config/src/endpoints/testingRelayRococo.ts
+++ b/packages/apps-config/src/endpoints/testingRelayRococo.ts
@@ -497,7 +497,7 @@ export const testParasRococo: Omit<EndpointOption, 'teleport'>[] = [
     info: 'rococoSpreehafen',
     paraId: 2116,
     providers: {
-      DataHighway: 'wss://spreehafen.datahighway.com'
+      // DataHighway: 'wss://spreehafen.datahighway.com' // https://github.com/polkadot-js/apps/issues/9601
     },
     text: 'Spreehafen',
     ui: {