diff --git a/.env b/.env
index d117d9b..c527b4f 100644
--- a/.env
+++ b/.env
@@ -10,6 +10,8 @@ VITE_CUSTOMIZATION_API_VERSION=v1alpha
 VITE_CUSTOMIZATION_NAVIGATION_RESOURCE_NAME=navigations
 VITE_CUSTOMIZATION_NAVIGATION_RESOURCE=navigation
 
+VITE_CUSTOMIZATION_SIDEBAR_FALLBACK_ID = fallback
+
 VITE_USE_NAMESPACE_NAV=true
 
 VITE_HIDE_INSIDE=false
diff --git a/.env.options.dist b/.env.options.dist
index d36b462..9039ae3 100644
--- a/.env.options.dist
+++ b/.env.options.dist
@@ -12,6 +12,8 @@ CUSTOMIZATION_API_VERSION=
 CUSTOMIZATION_NAVIGATION_RESOURCE_NAME=
 CUSTOMIZATION_NAVIGATION_RESOURCE=
 
+CUSTOMIZATION_SIDEBAR_FALLBACK_ID=
+
 USE_NAMESPACE_NAV=
 
 HIDE_INSIDE=
diff --git a/README.md b/README.md
index 5614994..22342c1 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ This app can be configured through environment variables.
 | `CUSTOMIZATION_API_VERSION`                   | `string`  | API version for customization resources. `v1alpha1`                                     |
 | `CUSTOMIZATION_NAVIGATION_RESOURCE_NAME`      | `string`  | Resource plural name for navigation settings. `navigations`                             |
 | `CUSTOMIZATION_NAVIGATION_RESOURCE`           | `string`  | Resource name for navigation settings. `navigation`                                     |
+| `CUSTOMIZATION_SIDEBAR_FALLBACK_ID`           | `string`  | `spec.id` to find in `sidebars` to fallback. Use `-namespaced` for NS-pages             |
 | `USE_NAMESPACE_NAV`                           | `boolean` | Use namespaces instead of project/instances. `true`                                     |
 | `HIDE_INSIDE`                                 | `boolean` | Use namespaces instead of project/instances. `true`                                     |
 | `NAVIGATE_FROM_CLUSTERLIST`                   | `string`  | Location to be navigated after selecting cluster. `/openapi-ui/clusters/~recordValue~`  |
diff --git a/server/index.ts b/server/index.ts
index f14aca6..354369d 100644
--- a/server/index.ts
+++ b/server/index.ts
@@ -38,6 +38,11 @@ const CUSTOMIZATION_NAVIGATION_RESOURCE =
     ? options?.CUSTOMIZATION_NAVIGATION_RESOURCE
     : process.env.CUSTOMIZATION_NAVIGATION_RESOURCE
 
+const CUSTOMIZATION_SIDEBAR_FALLBACK_ID =
+  process.env.LOCAL === 'true'
+    ? options?.CUSTOMIZATION_SIDEBAR_FALLBACK_ID
+    : process.env.CUSTOMIZATION_SIDEBAR_FALLBACK_ID
+
 const USE_NAMESPACE_NAV = process.env.LOCAL === 'true' ? options?.USE_NAMESPACE_NAV : process.env.USE_NAMESPACE_NAV
 const HIDE_INSIDE = process.env.LOCAL === 'true' ? options?.HIDE_INSIDE : process.env.HIDE_INSIDE
 
@@ -239,6 +244,7 @@ app.get(`${basePrefix ? basePrefix : ''}/env.js`, (_, res) => {
           : ''
       }
       CUSTOMIZATION_NAVIGATION_RESOURCE: ${JSON.stringify(CUSTOMIZATION_NAVIGATION_RESOURCE) || '"check envs"'},
+      CUSTOMIZATION_SIDEBAR_FALLBACK_ID: ${JSON.stringify(CUSTOMIZATION_SIDEBAR_FALLBACK_ID) || '"check envs"'},
       USE_NAMESPACE_NAV: ${USE_NAMESPACE_NAV ? JSON.stringify(USE_NAMESPACE_NAV).toLowerCase() : '"false"'},
       HIDE_INSIDE: ${HIDE_INSIDE ? JSON.stringify(HIDE_INSIDE).toLowerCase() : '"false"'},
       NAVIGATE_FROM_CLUSTERLIST: ${JSON.stringify(NAVIGATE_FROM_CLUSTERLIST) || '"check envs"'},
diff --git a/src/components/molecules/ManageableSidebar/ManageableSidebar.tsx b/src/components/molecules/ManageableSidebar/ManageableSidebar.tsx
index 568c2c9..e3d478c 100644
--- a/src/components/molecules/ManageableSidebar/ManageableSidebar.tsx
+++ b/src/components/molecules/ManageableSidebar/ManageableSidebar.tsx
@@ -60,8 +60,6 @@ export const ManageableSidebar: FC<TManageableSidebarProps> = ({
       return acc
     }, {})
 
-  console.log(namespace ? `${CUSTOMIZATION_SIDEBAR_FALLBACK_ID}-namespaced` : CUSTOMIZATION_SIDEBAR_FALLBACK_ID)
-
   return (
     <Styled.Container
       $isDark={theme === 'dark'}
diff --git a/src/constants/customizationApiGroupAndVersion.ts b/src/constants/customizationApiGroupAndVersion.ts
index dc40f62..61abdf4 100644
--- a/src/constants/customizationApiGroupAndVersion.ts
+++ b/src/constants/customizationApiGroupAndVersion.ts
@@ -38,6 +38,10 @@ export const CUSTOMIZATION_SIDEBAR_FALLBACK_ID = import.meta.env.DEV
   ? window._env_.CUSTOMIZATION_SIDEBAR_FALLBACK_ID || import.meta.env.VITE_CUSTOMIZATION_SIDEBAR_FALLBACK_ID
   : window._env_.CUSTOMIZATION_SIDEBAR_FALLBACK_ID
 
+export const CUSTOMIZATION_BREADCRUMBS_FALLBACK_ID = import.meta.env.DEV
+  ? window._env_.CUSTOMIZATION_BREADCRUMBS_FALLBACK_ID || import.meta.env.VITE_CUSTOMIZATION_BREADCRUMBS_FALLBACK_ID
+  : window._env_.CUSTOMIZATION_BREADCRUMBS_FALLBACK_ID
+
 export const BASE_USE_NAMESPACE_NAV = import.meta.env.DEV
   ? window._env_.USE_NAMESPACE_NAV || import.meta.env.VITE_USE_NAMESPACE_NAV
   : window._env_.USE_NAMESPACE_NAV