diff --git a/codestyles/TheoryOfNekomata.xml b/codestyles/TheoryOfNekomata.xml
index 52ee3af..7d47315 100644
--- a/codestyles/TheoryOfNekomata.xml
+++ b/codestyles/TheoryOfNekomata.xml
@@ -180,6 +180,7 @@
       <option name="INDENT_SIZE" value="2" />
       <option name="CONTINUATION_INDENT_SIZE" value="2" />
       <option name="TAB_SIZE" value="2" />
+      <option name="USE_TAB_CHARACTER" value="true" />
     </indentOptions>
   </codeStyleSettings>
   <codeStyleSettings language="XML">