diff --git a/publish b/publish
index 32c60e6..ceabe28 100755
--- a/publish
+++ b/publish
@@ -95,7 +95,6 @@ ls build/*.html | sed -e "s|build/|http://diveintopython3.org/|g" -e "s|/index.h
 
 # minimize JS and CSS
 echo "minimizing JS"
-revision=`hg log|grep changeset|cut -d":" -f3|head -1`
 java -jar util/yuicompressor-2.4.2.jar build/j/prettify.js > build/j/prettify.min.js && \
     java -jar util/yuicompressor-2.4.2.jar build/j/dip3.js > build/j/dip3.min.js || die "Failed to minimize JS"