diff --git a/src/app/dialogs/tools/dialogbisector.ui b/src/app/dialogs/tools/dialogbisector.ui
index ec777b431..3f81fc51f 100644
--- a/src/app/dialogs/tools/dialogbisector.ui
+++ b/src/app/dialogs/tools/dialogbisector.ui
@@ -144,7 +144,7 @@
         <string notr="true"/>
        </property>
        <property name="text">
-        <string>_</string>
+        <string notr="true">_</string>
        </property>
       </widget>
      </item>