diff --git a/src/main/java/org/codehaus/groovy/runtime/metaclass/ClosureMetaClass.java b/src/main/java/org/codehaus/groovy/runtime/metaclass/ClosureMetaClass.java
index 04585f83c69..ffd574e3835 100644
--- a/src/main/java/org/codehaus/groovy/runtime/metaclass/ClosureMetaClass.java
+++ b/src/main/java/org/codehaus/groovy/runtime/metaclass/ClosureMetaClass.java
@@ -145,9 +145,10 @@ public Object chooseMethod(final Class[] arguments, final boolean coerce) {
             } else if (arguments.length == 1 && arguments[0] == null) {
                 return MetaClassHelper.chooseMostGeneralMethodWith1NullParam(methods);
             } else {
-                List matchingMethods = new ArrayList();
                 final Object[] data = methods.getArray();
-                for (int i = 0, n = methods.size(); i < n; i += 1) {
+                final int length = data.length;
+                List matchingMethods = new ArrayList(length);
+                for (int i = 0; i < length; i += 1) {
                     Object method = data[i];
 
                     // making this false helps find matches