diff --git a/.idea/ant.xml b/.idea/ant.xml
index f128e62d687..8aad5594a83 100644
--- a/.idea/ant.xml
+++ b/.idea/ant.xml
@@ -30,7 +30,7 @@
       <additionalClassPath />
       <antReference projectDefault="true" />
       <customJdkName value="" />
-      <maximumHeapSize value="128" />
+      <maximumHeapSize value="512" />
       <maximumStackSize value="2" />
       <properties />
     </buildFile>