diff --git a/server/index.ts b/server/index.ts
index 993b452..0878365 100644
--- a/server/index.ts
+++ b/server/index.ts
@@ -163,7 +163,7 @@ app.get(`${basePrefix ? basePrefix : ''}/env.js`, (_, res) => {
         JSON.stringify(CUSTOMIZATION_NAVIGATION_RESOURCE_NAME) || '"check envs"'
       },
       CUSTOMIZATION_NAVIGATION_RESOURCE: ${JSON.stringify(CUSTOMIZATION_NAVIGATION_RESOURCE) || '"check envs"'},
-      USE_NAMESPACE_NAV: ${!!USE_NAMESPACE_NAV},
+      USE_NAMESPACE_NAV: ${!!USE_NAMESPACE_NAV ? '"true"' : '"false"'},
       NAVIGATE_FROM_CLUSTERLIST: ${JSON.stringify(NAVIGATE_FROM_CLUSTERLIST) || '"check envs"'},
       PROJECTS_API_GROUP: ${JSON.stringify(PROJECTS_API_GROUP) || '"check envs"'},
       PROJECTS_VERSION: ${JSON.stringify(PROJECTS_VERSION) || '"check envs"'},
diff --git a/src/components/organisms/HeaderSecond/HeaderSecond.tsx b/src/components/organisms/HeaderSecond/HeaderSecond.tsx
index 68ddd33..0656697 100644
--- a/src/components/organisms/HeaderSecond/HeaderSecond.tsx
+++ b/src/components/organisms/HeaderSecond/HeaderSecond.tsx
@@ -21,15 +21,17 @@ export const HeaderSecond: FC<THeaderProps> = ({ inside }) => {
   return (
     <Styled.BackgroundContainer $bgColor={token.colorFillSecondary} $borderRadius={token.borderRadius}>
       <Styled.PaddingContainer $height={HEAD_SECOND_ROW}>
-        {inside && !BASE_USE_NAMESPACE_NAV && <SelectorInside clusterName={clusterName} namespace={namespace} />}
-        {!inside && !BASE_USE_NAMESPACE_NAV && (
+        {inside && BASE_USE_NAMESPACE_NAV !== 'true' && (
+          <SelectorInside clusterName={clusterName} namespace={namespace} />
+        )}
+        {!inside && BASE_USE_NAMESPACE_NAV !== 'true' && (
           <Selector
             clusterName={clusterName}
             projectName={projectName || possibleProject}
             instanceName={instanceName || possibleInstance}
           />
         )}
-        {BASE_USE_NAMESPACE_NAV && <SelectorNamespace clusterName={clusterName} namespace={namespace} />}
+        {BASE_USE_NAMESPACE_NAV === 'true' && <SelectorNamespace clusterName={clusterName} namespace={namespace} />}
       </Styled.PaddingContainer>
     </Styled.BackgroundContainer>
   )