diff --git a/docker/Dockerfile.check b/docker/Dockerfile.check
deleted file mode 100644
index 5ee7acf..0000000
--- a/docker/Dockerfile.check
+++ /dev/null
@@ -1,7 +0,0 @@
-FROM gnuk:latest
-
-LABEL Description="Image for checking gnuK"
-
-RUN apt install -y shellcheck
-RUN apt install -y clang libfindbin-libs-perl
-RUN apt clean
diff --git a/docker/Dockerfile.debug b/docker/Dockerfile.debug
deleted file mode 100644
index 5aa8a09..0000000
--- a/docker/Dockerfile.debug
+++ /dev/null
@@ -1,4 +0,0 @@
-FROM gnuk:latest
-LABEL Description="Image for building gnuK with debugging"
-
-RUN apt install -y gdb-arm-none-eabi && apt clean
diff --git a/docker/Dockerfile.release b/docker/Dockerfile.release
deleted file mode 100644
index 0c933f1..0000000
--- a/docker/Dockerfile.release
+++ /dev/null
@@ -1,6 +0,0 @@
-FROM debian:latest
-LABEL Description="Image for building gnuK"
-
-RUN apt update -y && apt install -y make gcc-arm-none-eabi && apt clean
-
-CMD ["/bin/sh", "-c", "cd /gnuk/src && make clean && ./configure $GNUK_CONFIG && make"]
diff --git a/docker/Makefile b/docker/Makefile
deleted file mode 100644
index 0924902..0000000
--- a/docker/Makefile
+++ /dev/null
@@ -1,36 +0,0 @@
-ifndef GNUK_CONFIG
-$(warning configuration flags not set in GNUK_CONFIG)
-endif
-
-all: ../chopstx docker-build-release
-	docker run --user=`id -u` --env GNUK_CONFIG --rm -v `pwd`/..:/gnuk/ -t gnuk:latest
-
-clean: docker-build-release
-	docker run --user=`id -u` --env GNUK_CONFIG --rm -v `pwd`/..:/gnuk/ -w /gnuk/src -t gnuk:latest make clean
-
-gdb: docker-build-debug
-	docker run --net host  --rm -i -v `pwd`/..:/gnuk/ -t gnuk:latest-debug arm-none-eabi-gdb /gnuk/src/build/gnuk.elf
-
-shellcheck: docker-build-check
-	docker run --rm -v `pwd`/..:/gnuk/ -t gnuk:latest-check shellcheck /gnuk/src/configure
-
-CHECKERS=security optin nullability core deadcode alpha.core alpha.security
-scan-build: clean docker-build-check
-	docker run --user=`id -u` --rm -v `pwd`/..:/gnuk/ -w /gnuk/src -t gnuk:latest-check scan-build -o scan-build \
-		-analyze-headers -stats $(addprefix -enable-checker ,$(CHECKERS)) -k \
-		--use-cc=arm-none-eabi-gcc \
-		make
-../chopstx:
-	git submodule update --init
-
-docker-build-release:
-	docker build -t gnuk:latest -f `pwd`/Dockerfile.release ..
-
-docker-build-debug: docker-build-release
-	docker build -t gnuk:latest-debug -f `pwd`/Dockerfile.debug ..
-
-docker-build-check: docker-build-release
-	docker build -t gnuk:latest-check -f `pwd`/Dockerfile.check ..
-
-.PHONY: all clean gdb shellcheck scan-build \
-	docker-build-release docker-build-debug docker-build-check