diff --git a/joal/Dockerfile b/joal/Dockerfile
index d181b677c..39f57b779 100644
--- a/joal/Dockerfile
+++ b/joal/Dockerfile
@@ -21,8 +21,7 @@ RUN \
     && ln -s /usr/lib/bashio/bashio /usr/bin/bashio \
     \
 #Install Joal
-    &&  curl -J -L -o /tmp/joal.tar.gz \
-    "https://github.com/anthonyraymond/joal/releases/download/'$BUILD_VERSION'/joal.tar.gz" \
+    &&  curl -J -L -o /tmp/joal.tar.gz "https://github.com/anthonyraymond/joal/releases/download/{$BUILD_VERSION}/joal.tar.gz" \
     && mkdir -p /data/joal \
     && tar zxvf /tmp/joal.tar.gz -C /data/joal \
     && chown -R $(id -u):$(id -g) /data/joal \