diff --git a/README.md b/README.md
index 6564eae..bf3affc 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,3 @@
 # zimmer
 
-This is a nodejs [ZIM](http://www.openzim.org/wiki/OpenZIM) file creator -- mostly a drop-in replacement for [mwoffliner](https://github.com/kiwix/mwoffliner).
+This is a nodejs [ZIM](http://www.openzim.org/wiki/OpenZIM) file creator -- mostly a drop-in replacement for [zimwriterfs](https://github.com/wikimedia/openzim/tree/master/zimwriterfs).