diff --git a/Docker/dolfin_dic-dev-2017.2.0/Dockerfile b/Docker/dolfin_dic-dev-2017.2.0/Dockerfile
index f68239e3c89894e709233574abcffad32a57b45b..85506fa1933f00bb0607a67dd83098ba1f76661f 100644
--- a/Docker/dolfin_dic-dev-2017.2.0/Dockerfile
+++ b/Docker/dolfin_dic-dev-2017.2.0/Dockerfile
@@ -18,10 +18,9 @@ FROM quay.io/fenicsproject/stable:2017.2.0
 #RUN add-apt-repository -y ppa:fenics-packages/fenics
 #RUN apt-get update; apt-get install -y fenics; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
-RUN apt-get update; apt-get -y install python-future; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+RUN apt-get update; apt-get -y install python-future python-numpy; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
 RUN apt-get update; apt-get -y install libvtk6-dev python-vtk6; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
-RUN pip3 install vtk; rm -rf ~/.cache/pip
 ENV CPATH="/usr/include/vtk-6.2":$CPATH
 
 RUN apt-get update; apt-get -y install gnuplot git; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
diff --git a/Docker/dolfin_dic-dev/Dockerfile b/Docker/dolfin_dic-dev/Dockerfile
index 06dbfdb99f6e96aee0666e9fdb22a9f57b9b6471..113590eddf6357d730358b81af0e1e396fef3ae3 100644
--- a/Docker/dolfin_dic-dev/Dockerfile
+++ b/Docker/dolfin_dic-dev/Dockerfile
@@ -1,8 +1,8 @@
 FROM quay.io/fenicsproject/stable:2019.1.0.r3
 
-RUN apt-get update; apt-get -y install python-future python-numpy; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+RUN apt-get update; apt-get -y install python3-future python3-numpy; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
-RUN apt-get update; apt-get -y install libvtk7-dev python-vtk6 python3-vtk7; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+RUN apt-get update; apt-get -y install libvtk7-dev python3-vtk7; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 ENV CPATH="/usr/include/vtk-7.1":$CPATH
 
 RUN apt-get update; apt-get -y install gnuplot git; apt-get clean; rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*