diff --git a/Dockerfile b/Dockerfile
index b40d422e..d850d37c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,27 +1,23 @@
-FROM ubuntu:18.04
+# === BUILDER IMAGE ===
+FROM alpine:3.12 as builder
 USER root
-
 WORKDIR /asn1_codec
-
 VOLUME ["/asn1_codec_share"]
 
-# Add build tools.
-RUN apt-get update && apt-get install -y software-properties-common wget git make gcc-7 g++-7 gcc-7-base && update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 100 && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 100
-
-# Install cmake.
-RUN apt-get install -y cmake
+# update the package manager
+RUN apk update
 
-# install libtool and automake
-RUN apt-get install -y automake libtool
-
-# Install librdkafka.
-RUN apt-get install -y sudo
-RUN wget -qO - https://packages.confluent.io/deb/7.3/archive.key | sudo apt-key add -
-RUN add-apt-repository "deb [arch=amd64] https://packages.confluent.io/deb/7.3 stable main"
-RUN add-apt-repository "deb https://packages.confluent.io/clients/deb $(lsb_release -cs) main"
-RUN apt update
-RUN apt-get install -y libsasl2-modules libsasl2-modules-gssapi-mit libsasl2-dev libssl-dev 
-RUN apt install -y librdkafka-dev
+# add build dependencies
+RUN apk add --upgrade --no-cache --virtual .build-deps \
+    cmake \
+    g++ \
+    make \
+    bash \
+    automake \
+    libtool \
+    autoconf \
+    librdkafka \
+    librdkafka-dev
 
 # Install pugixml
 ADD ./pugixml /asn1_codec/pugixml
@@ -52,6 +48,7 @@ ADD ./kafka-test /asn1_codec/kafka-test
 ADD ./unit-test-data /asn1_codec/unit-test-data
 ADD ./data /asn1_codec/data
 ADD ./run_acm.sh /asn1_codec
+ADD ./data /asn1_codec/data
 
 RUN echo "export LD_LIBRARY_PATH=/usr/local/lib" >> ~/.profile
 RUN echo "export LD_LIBRARY_PATH=/usr/local/lib" >> ~/.bashrc
@@ -61,8 +58,21 @@ RUN echo "export CC=gcc" >> ~/.bashrc
 # Build acm.
 RUN mkdir -p /build && cd /build && cmake /asn1_codec && make
 
-# Add test data. This changes frequently so keep it low in the file.
-ADD ./docker-test /asn1_codec/docker-test
+# === RUNTIME IMAGE ===
+FROM alpine:3.12
+USER root
+WORKDIR /asn1_codec
+VOLUME ["/asn1_codec_share"]
+
+# add runtime dependencies
+RUN apk add --upgrade --no-cache \
+    bash \
+    librdkafka \
+    librdkafka-dev
+
+# copy the built files from the builder
+COPY --from=builder /asn1_codec /asn1_codec
+COPY --from=builder /build /build
 
 # run ACM
 RUN chmod 7777 /asn1_codec/run_acm.sh
diff --git a/Dockerfile.dev b/Dockerfile.dev
index 7af0a35e..5621130a 100644
--- a/Dockerfile.dev
+++ b/Dockerfile.dev
@@ -1,32 +1,23 @@
-FROM ubuntu:18.04
+# === BUILDER IMAGE ===
+FROM alpine:3.12 as builder
 USER root
-
 WORKDIR /asn1_codec
-
 VOLUME ["/asn1_codec_share"]
 
-# Add build tools.
-RUN apt-get update && apt-get install -y software-properties-common wget git make gcc-7 g++-7 gcc-7-base && update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 100 && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 100
-
-#install editors vim and nano
-RUN apt-get update && apt-get install -y vim
-RUN apt-get update && apt-get install -y nano
-
-# Install cmake.
-RUN wget https://cmake.org/files/v3.7/cmake-3.7.2.tar.gz && tar -xvf cmake-3.7.2.tar.gz
-RUN cd cmake-3.7.2 && ./bootstrap && make && make install && cd /home
+# update the package manager
+RUN apk update
 
-# install libtool and automake
-RUN apt-get update && apt-get install -y automake libtool
-
-# Install librdkafka.
-RUN apt-get install -y sudo
-RUN wget -qO - https://packages.confluent.io/deb/7.3/archive.key | sudo apt-key add -
-RUN add-apt-repository "deb [arch=amd64] https://packages.confluent.io/deb/7.3 stable main"
-RUN add-apt-repository "deb https://packages.confluent.io/clients/deb $(lsb_release -cs) main"
-RUN apt update
-RUN apt-get install -y libsasl2-modules libsasl2-modules-gssapi-mit libsasl2-dev libssl-dev 
-RUN apt install -y librdkafka-dev
+# add build dependencies
+RUN apk add --upgrade --no-cache --virtual .build-deps \
+    cmake \
+    g++ \
+    make \
+    bash \
+    automake \
+    libtool \
+    autoconf \
+    librdkafka \
+    librdkafka-dev
 
 # Install pugixml
 ADD ./pugixml /asn1_codec/pugixml
@@ -57,6 +48,7 @@ ADD ./kafka-test /asn1_codec/kafka-test
 ADD ./unit-test-data /asn1_codec/unit-test-data
 ADD ./data /asn1_codec/data
 ADD ./run_acm.sh /asn1_codec
+ADD ./data /asn1_codec/data
 
 RUN echo "export LD_LIBRARY_PATH=/usr/local/lib" >> ~/.profile
 RUN echo "export LD_LIBRARY_PATH=/usr/local/lib" >> ~/.bashrc
@@ -66,6 +58,25 @@ RUN echo "export CC=gcc" >> ~/.bashrc
 # Build acm.
 RUN mkdir -p /build && cd /build && cmake /asn1_codec && make
 
+# === RUNTIME IMAGE ===
+FROM alpine:3.12
+USER root
+WORKDIR /asn1_codec
+VOLUME ["/asn1_codec_share"]
+
+# add runtime dependencies
+RUN apk add --upgrade --no-cache \
+    bash \
+    librdkafka \
+    librdkafka-dev
+
+# install editors vim and nano
+RUN apk update && apk add vim nano
+
+# copy the built files from the builder
+COPY --from=builder /asn1_codec /asn1_codec
+COPY --from=builder /build /build 
+
 # Add test data. This changes frequently so keep it low in the file.
 ADD ./docker-test /asn1_codec/docker-test
 
diff --git a/Dockerfile.standalone b/Dockerfile.standalone
index db465954..de730379 100644
--- a/Dockerfile.standalone
+++ b/Dockerfile.standalone
@@ -1,26 +1,22 @@
-FROM ubuntu:18.04
+# === BUILDER IMAGE ===
+FROM alpine:3.12 as builder
 USER root
-
 WORKDIR /asn1_codec
 
-# Add build tools.
-RUN apt-get update && apt-get install -y software-properties-common wget git make gcc-7 g++-7 gcc-7-base && update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 100 && update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 100
-
-# Install cmake.
-RUN wget https://cmake.org/files/v3.7/cmake-3.7.2.tar.gz && tar -xvf cmake-3.7.2.tar.gz
-RUN cd cmake-3.7.2 && ./bootstrap && make && make install && cd /home
-
-# install libtool and automake
-RUN apt-get update && apt-get install -y automake libtool
+# update the package manager
+RUN apk update
 
-# Install librdkafka.
-RUN apt-get install -y sudo
-RUN wget -qO - https://packages.confluent.io/deb/7.3/archive.key | sudo apt-key add -
-RUN add-apt-repository "deb [arch=amd64] https://packages.confluent.io/deb/7.3 stable main"
-RUN add-apt-repository "deb https://packages.confluent.io/clients/deb $(lsb_release -cs) main"
-RUN apt update
-RUN apt-get install -y libsasl2-modules libsasl2-modules-gssapi-mit libsasl2-dev libssl-dev 
-RUN apt install -y librdkafka-dev
+# add build dependencies
+RUN apk add --upgrade --no-cache --virtual .build-deps \
+    cmake \
+    g++ \
+    make \
+    bash \
+    automake \
+    libtool \
+    autoconf \
+    librdkafka \
+    librdkafka-dev
 
 # Install pugixml
 ADD ./pugixml /asn1_codec/pugixml
@@ -51,9 +47,25 @@ ADD ./kafka-test /asn1_codec/kafka-test
 ADD ./unit-test-data /asn1_codec/unit-test-data
 ADD ./data /asn1_codec/data
 ADD ./run_acm.sh /asn1_codec
+ADD ./data /asn1_codec/data
 
 # Build acm.
 RUN mkdir -p /build && cd /build && cmake /asn1_codec && make
 
+# === RUNTIME IMAGE ===
+FROM alpine:3.12
+USER root
+WORKDIR /asn1_codec
+
+# add runtime dependencies
+RUN apk add --upgrade --no-cache \
+    bash \
+    librdkafka \
+    librdkafka-dev
+
+# copy the built files from the builder
+COPY --from=builder /asn1_codec /asn1_codec
+COPY --from=builder /build /build
+
 # Add test data. This changes frequently so keep it low in the file.
 ADD ./docker-test /asn1_codec/docker-test
diff --git a/docker_build.sh b/docker_build.sh
index ab5c35f1..4bac1585 100644
--- a/docker_build.sh
+++ b/docker_build.sh
@@ -1,2 +1,2 @@
-#!/bin/sh
+#!/bin/sh
 docker build -t asn1_codec:latest .
\ No newline at end of file