diff --git a/Dockerfile b/Dockerfile
index 653292c..66eebba 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,7 +3,7 @@ FROM ubuntu:jammy AS deps
 RUN apt-get update && apt-get install -y software-properties-common
 RUN add-apt-repository ppa:tkchia/build-ia16
 RUN apt-get update && apt-get install -y gcc-ia16-elf
-RUN apt-get install nasm make
+RUN apt-get install -y nasm make mtools
 
 
 FROM deps AS dev
diff --git a/Makefile b/Makefile
index 5cbadf4..fcf900d 100644
--- a/Makefile
+++ b/Makefile
@@ -48,6 +48,12 @@ wozmon.elf: CPPFLAGS += -DNOBPB
 
 wozmon.bin: wozmon.elf
 
+polos.img: fat12boot.bin polmon.com
+	dd if=/dev/zero of=$@ bs=512 count=720
+	mformat -i $@ -t 40 -h 2 -s 9
+	mcopy -i $@ polmon.com ::/polmon.com
+	dd if=fat12boot.bin of=$@ conv=notrunc
+
 .PHONY: clean
 clean:			## Remove generated files
 	rm -rf wozmon.bin crc16.bin readfloppy.bin writefloppy.bin fat12boot.bin
@@ -76,6 +82,10 @@ binaries:		## Build all binaries
 	docker build --build-arg TARGET=polmon.com -o . --target=export .
 	docker build --build-arg TARGET=fat12boot.bin -o . --target=export .
 
+.PHONY: floppy
+floppy:			## Make a bootable floppy image
+	docker build --build-arg TARGET=polos.img -o . --target=export .
+
 
 .PHONY: help
 help:           ## Show this help