slight update to dockerfile

markdunning · markdunning · commit 0e39fe80ab8c · 2016-02-22T15:25:39.000Z
diff --git a/Dockerfile b/Dockerfile
@@ -4,7 +4,7 @@ MAINTAINER Mark Dunning<mark.dunning@cruk.cam.ac.uk>
 ###Get repository of the course. Install data and R packages
 RUN git clone https://github.com/bioinformatics-core-shared-training/microarray-analysis.git /home/rstudio/
 WORKDIR /home/rstudio
-RUN mkdir estrogen
+RUN mkdir -p estrogen
 RUN mkdir data/
 RUN R -f installBiocPkgs.R
 RUN R -f getData.R
