diff --git a/docker/el7 b/docker/el7
deleted file mode 100644
index 7076f22..0000000
--- a/docker/el7
+++ /dev/null
@@ -1,17 +0,0 @@
-FROM centos:7
-
-LABEL description="Container in which to build el7 applications"
-
-ENV TZ=America/Glace_Bay
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN yum install -y gcc rpm-build rpm-devel rpmlint make python python3 bash coreutils diffutils patch rpmdevtools
-
-RUN mkdir -p /home/rpm/rpmbuild/{BUILD,BUILDROOT,RPMS,SOURCES,SPECS,SRPMS,tmp}
-
-RUN echo %_topdir /home/rpm/rpmbuild > /etc/rpm/macros
-RUN echo %_tmppath %{_topdir}/tmp >> /etc/rpm/macros
-
-RUN chmod -R 777 /home/rpm
-
-RUN ln -fs /usr/bin/python3 /usr/bin/python
diff --git a/docker/el8 b/docker/el8
deleted file mode 100644
index e62dab7..0000000
--- a/docker/el8
+++ /dev/null
@@ -1,15 +0,0 @@
-FROM centos:8
-
-LABEL description="Container in which to build el8 applications"
-
-ENV TZ=America/Glace_Bay
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN dnf install -y gcc rpm-build rpm-devel rpmlint make python3 bash diffutils patch rpmdevtools
-
-RUN mkdir -p /home/rpm/rpmbuild/{BUILD,BUILDROOT,RPMS,SOURCES,SPECS,SRPMS,tmp}
-
-RUN echo %_topdir /home/rpm/rpmbuild > /etc/rpm/macros
-RUN echo %_tmppath %{_topdir}/tmp >> /etc/rpm/macros
-
-RUN chmod -R 777 /home/rpm
diff --git a/docker/ubuntu b/docker/ubuntu
deleted file mode 100644
index 4c11f1c..0000000
--- a/docker/ubuntu
+++ /dev/null
@@ -1,8 +0,0 @@
-FROM ubuntu:focal
-
-LABEL description="Container in which to build ubuntu applications"
-
-ENV TZ=America/Glace_Bay
-RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
-
-RUN apt update && apt install -y make build-essential fakeroot devscripts debhelper python3