diff --git a/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt b/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt
index 5f92d2c19..63dc95524 100644
--- a/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt
+++ b/app/src/main/java/com/hippo/ehviewer/client/EhCookieStore.kt
@@ -71,6 +71,8 @@ object EhCookieStore : CookieJar {
         if (EhUrl.DOMAIN_E in cookie.domain) manager.setCookie(EhUrl.HOST_E, cookie.toString()) else manager.setCookie(EhUrl.DOMAIN_EX, cookie.toString())
     }
 
+    fun flush() = manager.flush()
+
     fun getCookieHeader(url: HttpUrl): String {
         val cookies = get(url)
         val cookieHeader = StringBuilder()
diff --git a/app/src/main/java/com/hippo/ehviewer/ui/login/CookieSignInScreen.kt b/app/src/main/java/com/hippo/ehviewer/ui/login/CookieSignInScreen.kt
index 90fdb9d42..0057855c6 100644
--- a/app/src/main/java/com/hippo/ehviewer/ui/login/CookieSignInScreen.kt
+++ b/app/src/main/java/com/hippo/ehviewer/ui/login/CookieSignInScreen.kt
@@ -92,20 +92,16 @@ fun CookieSignInScene(windowSizeClass: WindowSizeClass) {
 
     val noCookies = stringResource(R.string.from_clipboard_error)
 
-    fun newCookie(name: String, value: String, domain: String): Cookie {
-        return Cookie.Builder().name(name).value(value).domain(domain).expiresAt(Long.MAX_VALUE)
-            .build()
-    }
+    fun newCookie(name: String, value: String, domain: String) = Cookie.Builder().name(name).value(value).domain(domain).expiresAt(Long.MAX_VALUE).build()
 
     fun storeCookie(id: String, hash: String, igneous: String) {
         EhUtils.signOut()
-        val store = EhCookieStore
-        store.addCookie(newCookie(EhCookieStore.KEY_IPB_MEMBER_ID, id, EhUrl.DOMAIN_E))
-        store.addCookie(newCookie(EhCookieStore.KEY_IPB_MEMBER_ID, id, EhUrl.DOMAIN_EX))
-        store.addCookie(newCookie(EhCookieStore.KEY_IPB_PASS_HASH, hash, EhUrl.DOMAIN_E))
-        store.addCookie(newCookie(EhCookieStore.KEY_IPB_PASS_HASH, hash, EhUrl.DOMAIN_EX))
-        if (igneous.isBlank()) return
-        store.addCookie(newCookie(EhCookieStore.KEY_IGNEOUS, igneous, EhUrl.DOMAIN_EX))
+        EhCookieStore.addCookie(newCookie(EhCookieStore.KEY_IPB_MEMBER_ID, id, EhUrl.DOMAIN_E))
+        EhCookieStore.addCookie(newCookie(EhCookieStore.KEY_IPB_MEMBER_ID, id, EhUrl.DOMAIN_EX))
+        EhCookieStore.addCookie(newCookie(EhCookieStore.KEY_IPB_PASS_HASH, hash, EhUrl.DOMAIN_E))
+        EhCookieStore.addCookie(newCookie(EhCookieStore.KEY_IPB_PASS_HASH, hash, EhUrl.DOMAIN_EX))
+        if (igneous.isNotBlank()) EhCookieStore.addCookie(newCookie(EhCookieStore.KEY_IGNEOUS, igneous, EhUrl.DOMAIN_EX))
+        EhCookieStore.flush()
     }
 
     fun login() {