diff --git a/README.md b/README.md
index 70cf300..f530d16 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Developed and maintained by Nathan Moinvaziri.
 |:-|:-|
 |[master](https://github.com/nmoinvaz/minizip/tree/master)|Modern rewrite that includes more advanced features, improvements in code maintainability and readability, and the reduction of duplicate code. Compatibility layer provided for older versions.|
 |[dev](https://github.com/nmoinvaz/minizip/tree/dev)|Latest development code|
-|[1.2](https://github.com/nmoinvaz/minizip/tree/1.2)|Drop-in replacement for zlib's minizip that includes WinZip AES encryption, disk splitting, I/O buffering and some additional fixes.|
+|[1.2](https://github.com/nmoinvaz/minizip/tree/1.2)|Changes to original minizip that includes WinZip AES encryption, disk splitting, I/O buffering and some additional fixes. Not ABI compatible with original minizip.|
 |[1.1](https://github.com/nmoinvaz/minizip/tree/1.1)|Original minizip as of zlib 1.2.11.|
 
 ## History