diff --git a/rre-core/src/main/java/io/sease/rre/core/domain/metrics/MetricClassConfigurationManager.java b/rre-core/src/main/java/io/sease/rre/core/domain/metrics/MetricClassConfigurationManager.java
index ac518f4d..d4a4f270 100644
--- a/rre-core/src/main/java/io/sease/rre/core/domain/metrics/MetricClassConfigurationManager.java
+++ b/rre-core/src/main/java/io/sease/rre/core/domain/metrics/MetricClassConfigurationManager.java
@@ -12,20 +12,13 @@
  */
 public class MetricClassConfigurationManager {
 
-    private static MetricClassConfigurationManager instance;
+    private static MetricClassConfigurationManager INSTANCE = new MetricClassConfigurationManager();
 
     private BigDecimal defaultMaximumGrade = BigDecimal.valueOf(3);
     private BigDecimal defaultMissingGrade = BigDecimal.valueOf(2);
 
-    private MetricClassConfigurationManager() {
-        // Private constructor
-    }
-
     public static MetricClassConfigurationManager getInstance() {
-        if (instance == null) {
-            instance = new MetricClassConfigurationManager();
-        }
-        return instance;
+        return INSTANCE;
     }
 
     /**