diff --git a/Dockerfile b/Dockerfile
index ea17ea0..5654eed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,8 @@
 FROM phusion/baseimage:0.9.18
 
-ENV BITCOIND_REV 188ca9c305d3dd0fb462b9d6a44048b1d99a05f3 #v0.12.0
+#v0.12.0
+ENV BITCOIND_REV 188ca9c305d3dd0fb462b9d6a44048b1d99a05f3
+
 ADD ./sources.list /etc/apt/sources.list
 
 RUN apt-get update && \