diff --git a/johnzon-core/src/main/java/org/apache/johnzon/core/JsonStreamParserImpl.java b/johnzon-core/src/main/java/org/apache/johnzon/core/JsonStreamParserImpl.java
index b4eb5542..151a909f 100644
--- a/johnzon-core/src/main/java/org/apache/johnzon/core/JsonStreamParserImpl.java
+++ b/johnzon-core/src/main/java/org/apache/johnzon/core/JsonStreamParserImpl.java
@@ -34,6 +34,8 @@
 
 //This class represents either the Json tokenizer and the Json parser.
 public class JsonStreamParserImpl extends JohnzonJsonParserImpl implements JsonChars {
+    private static final Event[] EVENT_VALUES = Event.values();
+
     private final boolean autoAdjust;
 
     //the main buffer where the stream will be buffered
@@ -384,8 +386,8 @@ protected final char readNextNonWhitespaceChar(char c) {
 
     @Override
     public Event currentEvent() {
-        return previousEvent >= 0 && previousEvent < Event.values().length
-                ? Event.values()[previousEvent]
+        return previousEvent >= 0 && previousEvent < EVENT_VALUES.length
+                ? EVENT_VALUES[previousEvent]
                 : null;
     }