diff --git a/CMakeLists.txt b/CMakeLists.txt
index f1ad74181..be300607d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -2,7 +2,7 @@
 cmake_minimum_required(VERSION 3.4)
 
 set(CMAKE_USER_MAKE_RULES_OVERRIDE_CXX "${CMAKE_CURRENT_SOURCE_DIR}/cmake/cxx_compiler_flags_overrides.cmake")
-project(Z3 VERSION 4.8.14.0 LANGUAGES CXX)
+project(Z3 VERSION 4.8.15.0 LANGUAGES CXX)
 
 ################################################################################
 # Project version
diff --git a/docker/ubuntu-20-04.Dockerfile b/docker/ubuntu-20-04.Dockerfile
new file mode 100644
index 000000000..7f20b753f
--- /dev/null
+++ b/docker/ubuntu-20-04.Dockerfile
@@ -0,0 +1,45 @@
+# -------------
+# OS Base image
+# -------------
+# >> Includes system-wide dependencies
+FROM ubuntu:20.04 as lib-base
+ARG DEBIAN_FRONTEND=noninteractive
+RUN apt-get update && \
+    apt-get -y --no-install-recommends install \
+        cmake \
+        make \
+        clang \
+        g++ \
+        curl \
+        default-jdk \
+        python3 \
+        python3-setuptools \
+        python-is-python3 \
+        sudo
+
+# ----------------
+# Z3 Builder Image
+# ----------------
+# >> Includes build files and compiles the basic z3 sources
+FROM lib-base as builder
+COPY ./ /z3-source/
+WORKDIR /z3-source/
+RUN python scripts/mk_make.py
+WORKDIR /z3-source/build/
+RUN make
+RUN sudo make install
+WORKDIR /z3-source/
+
+# -------
+# Bare z3
+# -------
+# >> Includes only stnadard z3 installations.
+# >> Can be used as a standalone interface to z3.
+FROM builder as bare-z3
+ENTRYPOINT [ "z3" ]
+
+# TODO: introduce Python-binding stage
+# ...
+
+# TODO(optional): introduce C/C++ -binding stage
+# ...
\ No newline at end of file
diff --git a/scripts/mk_project.py b/scripts/mk_project.py
index 105c097d4..17a76060a 100644
--- a/scripts/mk_project.py
+++ b/scripts/mk_project.py
@@ -8,7 +8,7 @@
 from mk_util import *
 
 def init_version():
-    set_version(4, 8, 14, 0)
+    set_version(4, 8, 15, 0)
     
 # Z3 Project definition
 def init_project_def():