diff --git a/.circleci/config.yml b/.circleci/config.yml
index a31af1a2..0c14f443 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -4,7 +4,7 @@ jobs:
         docker:
             - image: openjdk:8-jdk
         environment:
-            JVM_OPTS: -Xmx3200m
+            JVM_OPTS: -Xmx2048m
         steps:
             - run:
                 name: Prepair System
@@ -27,7 +27,7 @@ jobs:
                     - ~/.gradle
             - run:
                 name: Run Build
-                command: ./gradlew build --console plain
+                command: ./gradlew build --console plain --max-workers=2
 
             - run:
                 name: Save test results
@@ -44,7 +44,7 @@ jobs:
         docker:
             - image: openjdk:8-jdk
         environment:
-            JVM_OPTS: -Xmx3200m
+            JVM_OPTS: -Xmx2048m
         steps:
             - checkout