diff --git a/Dockerfile b/Dockerfile
index 8db14c4801429ab8cf4ad9d732fea2c4cc44a52b..3e7f15d2160ca4f02766fbebd8f0ecd1ca2df14b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -11,6 +11,7 @@ RUN mkdir /build_zone
 ADD . /build_zone
 WORKDIR /build_zone
 RUN R -e 'remotes::install_local(upgrade="never")'
-RUN R -e 'rmarkdown::render(file.path(irmara:::app_sys("app/www/documentation/documentation.Rmd")))'
+RUN R -e 'cat(irmara:::app_sys("app/www/documentation/documentation.Rmd")); list.files(irmara:::app_sys("app/www/documentation"))'
+RUN R -e 'rmarkdown::render(irmara:::app_sys("app/www/documentation/documentation.Rmd"))'
 EXPOSE 80
 CMD R -e "options('shiny.port'=80,shiny.host='0.0.0.0');irmara::run_app()"