diff --git a/twidere/build.gradle b/twidere/build.gradle
index 842c4cb18..6f3b688b6 100644
--- a/twidere/build.gradle
+++ b/twidere/build.gradle
@@ -34,8 +34,8 @@ android {
         applicationId "org.mariotaku.twidere"
         minSdkVersion 14
         targetSdkVersion 25
-        versionCode 282
-        versionName '3.4.20'
+        versionCode 283
+        versionName '3.4.21'
         multiDexEnabled true
 
         buildConfigField 'boolean', 'LEAK_CANARY_ENABLED', 'Boolean.parseBoolean("true")'
diff --git a/twidere/src/main/java/org/mariotaku/twidere/util/Utils.java b/twidere/src/main/java/org/mariotaku/twidere/util/Utils.java
index 976026c38..ea2a7879c 100644
--- a/twidere/src/main/java/org/mariotaku/twidere/util/Utils.java
+++ b/twidere/src/main/java/org/mariotaku/twidere/util/Utils.java
@@ -1228,8 +1228,7 @@ public final class Utils implements Constants {
      */
     public static boolean isScreenTablet(@NonNull Context context) {
         DisplayMetrics metrics = context.getResources().getDisplayMetrics();
-        final float mw = Math.min(metrics.widthPixels / metrics.density, metrics.heightPixels / metrics.density);
-        return mw >= 600;
+        return metrics.widthPixels / metrics.density >= 600;
     }
 
 }
diff --git a/twidere/src/main/kotlin/org/mariotaku/twidere/activity/HomeActivity.kt b/twidere/src/main/kotlin/org/mariotaku/twidere/activity/HomeActivity.kt
index 98f1d356b..1737af137 100644
--- a/twidere/src/main/kotlin/org/mariotaku/twidere/activity/HomeActivity.kt
+++ b/twidere/src/main/kotlin/org/mariotaku/twidere/activity/HomeActivity.kt
@@ -870,7 +870,7 @@ class HomeActivity : BaseActivity(), OnClickListener, OnPageChangeListener, Supp
 
 
     fun hasMultiColumns(): Boolean {
-        if (!Utils.isScreenTablet(this)) return false
+        if (!Utils.isDeviceTablet(this) || !Utils.isScreenTablet(this)) return false
         if (resources.configuration.orientation == Configuration.ORIENTATION_LANDSCAPE) {
             return preferences.getBoolean("multi_column_tabs_landscape", resources.getBoolean(R.bool.default_multi_column_tabs_land))
         }