diff --git a/CHANGELOG.md b/CHANGELOG.md
index 34811b1..943a683 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,7 @@
 
 ## 0.2.0.0 -- 2022-05-19
 
-* Added the following based and encodings
+* Added the following bases and encodings
         * Decimal to hex
         * Hex to decmial
         * Xxencoding
@@ -18,3 +18,10 @@
 
 * Added base62 and base58
 
+## 0.4.0.0 -- 2022-05-22
+
+* Added the following bases and encodings
+    * Base64 for url
+    * Octal to/from hex 
+    * Binary to/from hex
+