diff --git a/Dockerfile.in b/Dockerfile.in
index 912ee62a3e4..76c8b0c17fe 100644
--- a/Dockerfile.in
+++ b/Dockerfile.in
@@ -11,7 +11,7 @@ ENV DEB_BUILD_OPTIONS=noddebs
 
 # Prepare Debian build environment
 RUN apt-get update \
- && yes | apt-get install -y apt-transport-https debhelper gnupg wget devscripts mmv equivs
+ && yes | apt-get install -y apt-transport-https debhelper gnupg wget devscripts mmv equivs git
 
 # Link to docker-build script
 RUN ln -sf ${SOURCE_DIR}/docker-build.sh /docker-build.sh