diff --git a/src/components/SideBar.tsx b/src/components/SideBar.tsx
index c1c4ea5..cf022e9 100644
--- a/src/components/SideBar.tsx
+++ b/src/components/SideBar.tsx
@@ -15,6 +15,7 @@ import { cx } from 'utils/cx'
 import { parseURLSearch, run } from 'utils/general'
 import { loadWithPJAX, useOnPJAXDone, usePJAX } from 'utils/hooks/usePJAX'
 import { useProgressBar } from 'utils/hooks/useProgressBar'
+import { useStateIO } from 'utils/hooks/useStateIO'
 import * as keyHelper from 'utils/keyHelper'
 import { Icon } from './Icon'
 import { LoadingIndicator } from './LoadingIndicator'
@@ -47,9 +48,14 @@ const RawGitako: React.FC<Props & ConnectorState> = function RawGitako(props) {
     })
   }, [])
 
+  /**
+   * Catch unexpected PJAX, force trigger init on scope change.
+   */
+  const pageScope = useStateIO(platform.resolvePageScope?.())
+  useOnPJAXDone(() => pageScope.onChange(platform.resolvePageScope?.()))
   React.useEffect(() => {
     props.init()
-  }, [accessToken])
+  }, [accessToken, pageScope.value])
 
   React.useEffect(
     function attachKeyDown() {
diff --git a/src/platforms/GitHub/index.ts b/src/platforms/GitHub/index.ts
index 0cb8037..674a41f 100644
--- a/src/platforms/GitHub/index.ts
+++ b/src/platforms/GitHub/index.ts
@@ -118,6 +118,11 @@ export const GitHub: Platform = {
     }
     return metaData
   },
+  resolvePageScope() {
+    if (URLHelper.parse().type === 'releases') return 'releases'
+    if (URLHelper.isInPullPage()) return 'pull'
+    return 'general'
+  },
   async getDefaultBranchName({ userName, repoName }, accessToken) {
     const data = await API.getRepoMeta(userName, repoName, accessToken)
     return data.default_branch
diff --git a/src/platforms/platform.d.ts b/src/platforms/platform.d.ts
index 480e555..12cd2a6 100644
--- a/src/platforms/platform.d.ts
+++ b/src/platforms/platform.d.ts
@@ -2,6 +2,7 @@ type Platform = {
   isEnterprise(): boolean
   // branch name might not be available when resolving from DOM and URL
   resolveMeta(): MakeOptional<MetaData, 'branchName'> | null
+  resolvePageScope?(): string
   getDefaultBranchName(
     metaData: Pick<MetaData, 'userName' | 'repoName'>,
     accessToken?: string,