diff --git a/.drone.yml b/.drone.yml
index 977d5d6..bfba171 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -6,8 +6,9 @@ steps:
   - name: test
     image: alpine
     commands:
-      - apk add libxml2-utils
+      - apk add libxml2-utils libxslt
       - xmllint --noout --schema itsb.xsd itsb.xml
+      - 'xsltproc xslt/itsb.xsl itsb.xsml | xmllint --noout --schema itsb.xsd -'
 
   - name: deploy
     image: drillster/drone-rsync