diff --git a/README.md b/README.md
index 6988e3026..36c342826 100644
--- a/README.md
+++ b/README.md
@@ -701,7 +701,7 @@ public final class CharSequenceCustomEncodingBytesWriter
     /**
      * Need this method because {@link CharBuffer#append(CharSequence, int, int)} produces garbage
      */
-    private void append(CharBuffer charBuffer, CharSequence cs, int start, int end) {
+    private static void append(CharBuffer charBuffer, CharSequence cs, int start, int end) {
         for (int i = start; i < end; i++) {
             charBuffer.put(cs.charAt(i));
         }
diff --git a/src/test/java/net/openhft/chronicle/map/fromdocs/CharSequenceCustomEncodingBytesWriter.java b/src/test/java/net/openhft/chronicle/map/fromdocs/CharSequenceCustomEncodingBytesWriter.java
index aa25f96bc..ac1d0255e 100644
--- a/src/test/java/net/openhft/chronicle/map/fromdocs/CharSequenceCustomEncodingBytesWriter.java
+++ b/src/test/java/net/openhft/chronicle/map/fromdocs/CharSequenceCustomEncodingBytesWriter.java
@@ -116,7 +116,7 @@ public final class CharSequenceCustomEncodingBytesWriter
     /**
      * Need this method because {@link CharBuffer#append(CharSequence, int, int)} produces garbage
      */
-    private void append(CharBuffer charBuffer, CharSequence cs, int start, int end) {
+    private static void append(CharBuffer charBuffer, CharSequence cs, int start, int end) {
         for (int i = start; i < end; i++) {
             charBuffer.put(cs.charAt(i));
         }