diff --git a/wikilibras/Dockerfile b/wikilibras/Dockerfile
old mode 100755
new mode 100644
index 8604996..9853aba
--- a/wikilibras/Dockerfile
+++ b/wikilibras/Dockerfile
@@ -42,6 +42,8 @@ RUN useradd vlibras
 
 #RUN useradd vlibras
 
+RUN echo "deb-src http://security.ubuntu.com/ubuntu/ trusty-security main restricted" >> /etc/apt/sources.list
+
 RUN apt-get update
 
 RUN apt-get install build-essential -y
--
libgit2 0.21.2