diff --git a/circle.yml b/circle.yml
index 76a543137e..2b9494db26 100644
--- a/circle.yml
+++ b/circle.yml
@@ -6,8 +6,8 @@ machine:
   java:
     version: oraclejdk8
   environment:
-    _JAVA_OPTIONS: "-Xms512m -Xmx512m"
-    GRADLE_OPTS: '-Dorg.gradle.jvmargs="-Xmx512m -XX:+HeapDumpOnOutOfMemoryError" -Dorg.gradle.daemon=false'
+    _JAVA_OPTIONS: "-Xms512m -Xmx600m"
+    GRADLE_OPTS: '-Dorg.gradle.jvmargs="-Xmx600m -XX:+HeapDumpOnOutOfMemoryError" -Dorg.gradle.daemon=false'
     TERM: dumb
 dependencies:
   pre: