diff --git a/scripts/build-crx.sh b/scripts/build-crx.sh
index ff58532..2b299a7 100755
--- a/scripts/build-crx.sh
+++ b/scripts/build-crx.sh
@@ -13,7 +13,7 @@ echo "entering dist-zip"
 cd ./dist-zip
 
 zip=`ls | grep chrome.zip`
-name="${name%.*}"
+name="${zip%.*}"
 crx="$name.crx"
 key="../keys/chrome-nightly.pem"
 pub="$name.pub"