diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index f277755ba..5c297a65e 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -39,21 +39,18 @@
       <option name="ALIGN_INIT_LIST_IN_COLUMNS" value="false" />
       <option name="SPACE_BEFORE_SUPERCLASS_COLON" value="false" />
     </Objective-C>
-    <Objective-C-extensions>
-      <extensions>
-        <pair source="cc" header="h" fileNamingConvention="NONE" />
-        <pair source="c" header="h" fileNamingConvention="NONE" />
-      </extensions>
-    </Objective-C-extensions>
     <Python>
       <option name="USE_CONTINUATION_INDENT_FOR_ARGUMENTS" value="true" />
     </Python>
     <TypeScriptCodeStyleSettings>
       <option name="INDENT_CHAINED_CALLS" value="false" />
     </TypeScriptCodeStyleSettings>
-    <XML>
-      <option name="XML_LEGACY_SETTINGS_IMPORTED" value="true" />
-    </XML>
+    <files>
+      <extensions>
+        <pair source="cc" header="h" fileNamingConvention="NONE" />
+        <pair source="c" header="h" fileNamingConvention="NONE" />
+      </extensions>
+    </files>
     <codeStyleSettings language="CSS">
       <indentOptions>
         <option name="INDENT_SIZE" value="2" />
@@ -318,9 +315,7 @@
     <codeStyleSettings language="protobuf">
       <option name="RIGHT_MARGIN" value="80" />
       <indentOptions>
-        <option name="INDENT_SIZE" value="2" />
         <option name="CONTINUATION_INDENT_SIZE" value="2" />
-        <option name="TAB_SIZE" value="2" />
       </indentOptions>
     </codeStyleSettings>
   </code_scheme>