diff --git a/app/src/main/java/gm/tieba/tabswitch/hooker/TSPreferenceHelper.java b/app/src/main/java/gm/tieba/tabswitch/hooker/TSPreferenceHelper.java
index 1c971016..29c04192 100644
--- a/app/src/main/java/gm/tieba/tabswitch/hooker/TSPreferenceHelper.java
+++ b/app/src/main/java/gm/tieba/tabswitch/hooker/TSPreferenceHelper.java
@@ -221,6 +221,8 @@ private void showRegexDialog(final Activity activity, final String title) {
                 editText.setHintTextColor(Color.GRAY);
             }
             editText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
+            editText.setFallbackLineSpacing(false);
+            editText.setLineSpacing(0, 1.2F);
 
             final LinearLayout linearLayout = new LinearLayout(currentActivity);
             linearLayout.setGravity(Gravity.CENTER_HORIZONTAL);
diff --git a/app/src/main/java/gm/tieba/tabswitch/hooker/add/HistoryCache.java b/app/src/main/java/gm/tieba/tabswitch/hooker/add/HistoryCache.java
index e8e2d946..c316a4a1 100644
--- a/app/src/main/java/gm/tieba/tabswitch/hooker/add/HistoryCache.java
+++ b/app/src/main/java/gm/tieba/tabswitch/hooker/add/HistoryCache.java
@@ -2,7 +2,6 @@
 
 import android.app.Activity;
 import android.app.AlertDialog;
-import android.content.DialogInterface;
 import android.graphics.Color;
 import android.os.Bundle;
 import android.text.Editable;
@@ -95,6 +94,8 @@ private void showRegexDialog(final Activity activity) {
             editText.setHintTextColor(Color.GRAY);
         }
         editText.setInputType(InputType.TYPE_CLASS_TEXT | InputType.TYPE_TEXT_FLAG_MULTI_LINE);
+        editText.setFallbackLineSpacing(false);
+        editText.setLineSpacing(0, 1.2F);
 
         editText.addTextChangedListener(new TextWatcher() {
             @Override