diff --git a/CHANGES b/CHANGES
index 4bec241d..05154538 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,8 @@
+2015-05-23:
+
+* The Codablock F encoder was improved to perform automatic encoding of extended ASCII data using FNC4.
+
+
 2015-05-22:
 
 * The PosiCode encoder was improved to perform automatic encoding of extended ASCII data using FNC4.
diff --git a/src/VERSION b/src/VERSION
index d229bfdc..905ade46 100644
--- a/src/VERSION
+++ b/src/VERSION
@@ -1 +1 @@
-2015-05-22
+2015-05-23
diff --git a/src/codablockf.ps b/src/codablockf.ps
index 4b1017bd..a4e5ff7f 100644
Binary files a/src/codablockf.ps and b/src/codablockf.ps differ
diff --git a/wikidocs b/wikidocs
index 3ced82ea..1782d170 160000
--- a/wikidocs
+++ b/wikidocs
@@ -1 +1 @@
-Subproject commit 3ced82eaaad19e2c8206cc3b997643ef9d36555f
+Subproject commit 1782d17024cad6adf3538ca7f8080c3ce3872037