diff --git a/.helm/instances/voluba-prod/ebrains/create.sh b/.helm/instances/voluba-prod/ebrains/create.sh
new file mode 100755
index 00000000..d1366162
--- /dev/null
+++ b/.helm/instances/voluba-prod/ebrains/create.sh
@@ -0,0 +1,11 @@
+#! /bin/bash
+
+hosts='[{"host": "voluba.apps.ebrains.eu", "paths": [{ "path": "/", "pathType": "Prefix" }]}]'
+tls='[{"secretName": "voluba-prod-ebrains-cert-secret", "hosts": ["voluba.apps.ebrains.eu"]}]'
+
+helm install \
+    voluba-prod-ebrains \
+    .helm/voluba-prod/ \
+    --set env.HOSTNAME=https://voluba.apps.ebrains.eu \
+    --set-json ingress.hosts="$hosts" \
+    --set-json ingress.tls="$tls"
diff --git a/backend/voluba_backend/voluba_auth.py b/backend/voluba_backend/voluba_auth.py
index f7c49b73..aa456995 100644
--- a/backend/voluba_backend/voluba_auth.py
+++ b/backend/voluba_backend/voluba_auth.py
@@ -62,7 +62,10 @@ async def login_via_ebrains(request: Request, state: str = None):
     kwargs = {}
     if state:
         kwargs["state"] = state
-    return await oauth.ebrains.authorize_redirect(request, redirect_uri=voluba_config.EBRAINS_IAM_REDIRECT_URL, **kwargs)
+    
+    base_url = str(request.base_url).replace("http://", "https://", 1)
+    redirect_uri = base_url.rstrip("/") + "/hbp-oidc-v2/cb"
+    return await oauth.ebrains.authorize_redirect(request, redirect_uri=voluba_config.EBRAINS_IAM_REDIRECT_URL or redirect_uri, **kwargs)
 
 @router.get("/hbp-oidc-v2/cb")
 async def ebrains_callback(request: Request):
diff --git a/backend/voluba_backend/voluba_config.py b/backend/voluba_backend/voluba_config.py
index 05198a82..f93f3549 100644
--- a/backend/voluba_backend/voluba_config.py
+++ b/backend/voluba_backend/voluba_config.py
@@ -4,7 +4,7 @@
 EBRAINS_IAM_CLIENT_ID = os.getenv("HBP_V2_CLIENTID")
 EBRAINS_IAM_CLIENT_SECRET = os.getenv("HBP_V2_CLIENTSECRET")
 EBRAINS_IAM_DISCOVERY_URL = 'https://iam.ebrains.eu/auth/realms/hbp'
-EBRAINS_IAM_REDIRECT_URL = f"{HOSTNAME}/hbp-oidc-v2/cb"
+EBRAINS_IAM_REDIRECT_URL = os.getenv("EBRAINS_IAM_REDIRECT_URL")
 EBRAINS_IAM_SCOPE = os.getenv("HBP_V2_SCOPE", 'openid email profile collab.drive')
 
 EBRAINS_SA_CLIENT_ID = os.getenv("EBRAINS_SA_CLIENT_ID")
diff --git a/frontend/src/app/app.module.ts b/frontend/src/app/app.module.ts
index 8170f054..3553c8c0 100644
--- a/frontend/src/app/app.module.ts
+++ b/frontend/src/app/app.module.ts
@@ -68,7 +68,7 @@ import { Subject, debounceTime, map, merge, shareReplay } from 'rxjs';
     {
       provide: VOLUBA_APP_CONFIG,
       useValue: {
-        uploadUrl: "https://zam10143.zam.kfa-juelich.de/chumni",
+        uploadUrl: "https://zam12230.jsc.fz-juelich.de/bespoke-volis/",
         linearBackend: "https://voluba-backend.apps.tc.humanbrainproject.eu",
         sxplrhost: "https://atlases.ebrains.eu/viewer"
       } as VolubaAppConfig
diff --git a/frontend/src/const.ts b/frontend/src/const.ts
index 50d94b50..fcf3c8bc 100644
--- a/frontend/src/const.ts
+++ b/frontend/src/const.ts
@@ -428,7 +428,7 @@ export type ZarrAttrs = {
     version: string
     axes: {
       name: "x" | "y" | "z" | string
-      type: "space" | string
+      type: "space" | "channel" | string
       unit: "micrometer" | string
     }[]
     datasets: {