diff --git a/src/docker_modules/MUSIC/6613c53/Dockerfile b/src/docker_modules/MUSIC/6613c53/Dockerfile
index 6314ffe4d95d4d5dfd4ba133425fe015755603c7..0c6f4e4c018d75cafc0812278fb9899b354d4da2 100644
--- a/src/docker_modules/MUSIC/6613c53/Dockerfile
+++ b/src/docker_modules/MUSIC/6613c53/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:18.04
+FROM samtools:1.7
 MAINTAINER Laurent Modolo
 
 ENV PACKAGES git=1:2.17* \
@@ -21,3 +21,5 @@ RUN git clone https://github.com/gersteinlab/MUSIC.git && \
   mv MUSIC/bin/run_MUSIC.csh /usr/bin/ && \
   rm -Rf MUSIC
 
+RUN chmod +x /usr/bin/*
+