diff --git a/src/main/java/org/quantumbadger/redreader/fragments/WebViewFragment.java b/src/main/java/org/quantumbadger/redreader/fragments/WebViewFragment.java
index 063e00108..5eac3f452 100644
--- a/src/main/java/org/quantumbadger/redreader/fragments/WebViewFragment.java
+++ b/src/main/java/org/quantumbadger/redreader/fragments/WebViewFragment.java
@@ -523,8 +523,11 @@ public void onDestroyView() {
 		outer.removeAllViews();
 		webView.destroy();
 
+		// CookieSyncManager was removed in favour of CookieManager flush()
+		// for API 21 plus, see https://developer.android.com/reference/android/webkit/CookieManager#flush()
 		final CookieManager cookieManager = CookieManager.getInstance();
 		cookieManager.removeAllCookies(null);
+		cookieManager.flush();
 
 		super.onDestroyView();
 	}