diff --git a/.idea/ant.xml b/.idea/ant.xml
index 24adafcd5c7..ed038767c6b 100644
--- a/.idea/ant.xml
+++ b/.idea/ant.xml
@@ -10,14 +10,6 @@
       <maximumStackSize value="2" />
       <properties />
     </buildFile>
-    <buildFile url="file://$PROJECT_DIR$/confluence/buildConfluenceLexer.xml">
-      <additionalClassPath />
-      <antReference projectDefault="true" />
-      <customJdkName value="" />
-      <maximumHeapSize value="128" />
-      <maximumStackSize value="2" />
-      <properties />
-    </buildFile>
     <buildFile url="file://$PROJECT_DIR$/compiler/frontend/buildLexer.xml">
       <additionalClassPath />
       <antReference projectDefault="true" />