diff --git a/checkstyle.xml b/checkstyle.xml
index 6357bcb4ddbd..8b659d986af8 100644
--- a/checkstyle.xml
+++ b/checkstyle.xml
@@ -166,7 +166,7 @@
     <module name="IllegalInstantiation"/>
     <module name="InnerAssignment"/>
     <!-- TODO <module name="MagicNumber"/> -->
-    <!-- TODO <module name="MissingSwitchDefault"/> -->
+    <module name="MissingSwitchDefault"/>
     <module name="MultipleVariableDeclarations"/>
     <module name="SimplifyBooleanExpression"/>
     <module name="SimplifyBooleanReturn"/>