diff --git a/.ci/travis/linux/before_script.sh b/.ci/travis/linux/before_script.sh
index 2dd11d21dc86..e15a3f8666bd 100755
--- a/.ci/travis/linux/before_script.sh
+++ b/.ci/travis/linux/before_script.sh
@@ -20,7 +20,7 @@ pushd .docker
 docker --version
 #docker pull ubuntu:16.04
 docker pull "qgis/qgis3-build-deps:${DOCKER_TAG}" || true
-docker build --file Dockerfile-deps \
+docker build --file deps-Dockerfile \
              --cache-from "qgis/qgis3-build-deps:${DOCKER_TAG}"\
              --tag "qgis/qgis3-build-deps:${DOCKER_TAG}" .
 # image should be pushed even if QGIS build fails
diff --git a/.docker/Dockerfile-build-test b/.docker/Dockerfile-build-test
deleted file mode 100644
index 39480b4d47b1..000000000000
--- a/.docker/Dockerfile-build-test
+++ /dev/null
@@ -1,10 +0,0 @@
-
-ARG DOCKER_TAG=latest
-
-FROM      qgis/qgis3-build-deps:$DOCKER_TAG
-MAINTAINER Denis Rouzaud <denis.rouzaud@gmail.com>
-
-RUN ls /root/.ccache
-
-RUN echo "DDDD"
-RUN /root/QGIS/.ci/travis/linux/docker-build-test.sh
diff --git a/.docker/Dockerfile-deps b/.docker/deps-Dockerfile
similarity index 98%
rename from .docker/Dockerfile-deps
rename to .docker/deps-Dockerfile
index 173c2a6cc715..07afc33adf9c 100644
--- a/.docker/Dockerfile-deps
+++ b/.docker/deps-Dockerfile
@@ -1,4 +1,5 @@
 
+
 FROM      ubuntu:16.04
 MAINTAINER Denis Rouzaud <denis.rouzaud@gmail.com>
 
@@ -19,7 +20,6 @@ RUN  apt-get update \
     dh-python \
     flex \
     gdal-bin \
-    git \
     graphviz \
     grass-dev \
     libexpat1-dev \
@@ -102,3 +102,5 @@ ENV QT_SELECT=5
 # RUN cmake --version
 # RUN ${CC} --version
 # RUN ${CXX} --version
+
+RUN apt-get install -y git
diff --git a/.docker/docker-compose.travis.yml b/.docker/docker-compose.travis.yml
index 691cc8b422f8..ad522f6269b8 100644
--- a/.docker/docker-compose.travis.yml
+++ b/.docker/docker-compose.travis.yml
@@ -8,9 +8,7 @@ services:
   qgis-build-and-test:
     build:
       context: .
-      dockerfile: Dockerfile-build-test
-      args:
-        DOCKER_TAG: ${DOCKER_TAG}
+      dockerfile: build-Dockerfile
     tty: true
     image: qgis/qgis3-run:${DOCKER_TAG}
     volumes: