diff --git a/src/calibre/gui2/preferences/adding.ui b/src/calibre/gui2/preferences/adding.ui
index f04d55ff28..0ce78447e0 100644
--- a/src/calibre/gui2/preferences/adding.ui
+++ b/src/calibre/gui2/preferences/adding.ui
@@ -183,10 +183,17 @@ Author matching is exact.</string>
        </item>
        <item row="5" column="0">
         <widget class="QGroupBox" name="groupBox">
-         <property name="title">
-          <string>Ignore files with the following extensions when automatically adding </string>
-         </property>
-         <layout class="QHBoxLayout" name="horizontalLayout_3">
+         <layout class="QVBoxLayout" name="verticalLayout_2">
+          <item>
+           <widget class="QLabel" name="label_3">
+            <property name="text">
+             <string>Ignore files with the following extensions when automatically adding </string>
+            </property>
+            <property name="wordWrap">
+             <bool>true</bool>
+            </property>
+           </widget>
+          </item>
           <item>
            <widget class="QListWidget" name="opt_blocked_auto_formats">
             <property name="alternatingRowColors">