diff --git a/Dockerfile b/Dockerfile
index d3e6d94..7902fc6 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -56,7 +56,8 @@ RUN conda update --all --quiet -y && \
 RUN mkdir -p /home/coder/project
 
 ENV PATH="$PATH:/home/.yarn/bin"
-RUN yarn add @rmlio/yarrrml-parser
+#RUN yarn add @rmlio/yarrrml-parser
+RUN npm i -g @rmlio/yarrrml-parser
 
 # Download latest RML mapper in /opt/rmlmapper.jar
 RUN curl -s https://api.github.com/repos/RMLio/rmlmapper-java/releases/latest \