diff --git a/cmake-workspace/CMakeLists.txt b/cmake-workspace/CMakeLists.txt
deleted file mode 100644
index e4d5f787..00000000
--- a/cmake-workspace/CMakeLists.txt
+++ /dev/null
@@ -1,43 +0,0 @@
-cmake_minimum_required(VERSION 2.8.12)
-
-include(ExternalProject)
-
-set_property(DIRECTORY PROPERTY EP_BASE .)
-
-if (NOT CMAKE_TOOLCHAIN_FILE)
-  set(CMAKE_TOOLCHAIN_FILE "${CMAKE_CURRENT_LIST_DIR}/cxx11-toolchain.cmake")
-endif()
-
-ExternalProject_Add(ep_benchmark
-  URL https://github.com/google/benchmark/archive/master.zip
-  CMAKE_ARGS
-      -DBENCHMARK_ENABLE_TESTING=OFF
-      -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-      -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>)
-ExternalProject_Get_Property(ep_benchmark install_dir)
-set(ep_benchmark_install_dir "${install_dir}")
-
-ExternalProject_Add(ep_gmock
-  URL https://github.com/google/googletest/archive/master.zip
-  CMAKE_ARGS
-      -DBUILD_GMOCK=ON
-      -Dgmock_build_tests=OFF
-      -Dgtest_build_samples=OFF
-      -Dgtest_build_tests=OFF
-      -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-      -DCMAKE_INSTALL_PREFIX=<INSTALL_DIR>)
-ExternalProject_Get_Property(ep_gmock install_dir)
-set(ep_gmock_install_dir "${install_dir}")
-
-ExternalProject_Add(ep_cctz
-  SOURCE_DIR "${PROJECT_SOURCE_DIR}/.."
-  LIST_SEPARATOR ::
-  CMAKE_ARGS
-      -DBUILD_EXAMPLES=ON
-      -DBUILD_TESTING=ON
-      "-DCMAKE_PREFIX_PATH=${ep_benchmark_install_dir}::${ep_gmock_install_dir}"
-      -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
-  INSTALL_COMMAND ""
-  TEST_COMMAND "${CMAKE_CTEST_COMMAND}" --output-on-failure
-  BUILD_ALWAYS 1
-  DEPENDS ep_benchmark ep_gmock)
diff --git a/cmake-workspace/README.md b/cmake-workspace/README.md
deleted file mode 100644
index 8523008c..00000000
--- a/cmake-workspace/README.md
+++ /dev/null
@@ -1,16 +0,0 @@
-# CMake workspace for CCTZ
-
-This CMake project offers a complete build of `cctz` and its dependencies.
-- it uses CMake `ExternalProject` feature
-- it runs the cctz tests
-- it tries to keep a consistent compile options between the projects,
-  thanks to the toolchain file
-
-# How to use
-
-```
-mkdir build
-cd build
-cmake ..
-make
-```
diff --git a/cmake-workspace/cxx11-toolchain.cmake b/cmake-workspace/cxx11-toolchain.cmake
deleted file mode 100644
index 3532649e..00000000
--- a/cmake-workspace/cxx11-toolchain.cmake
+++ /dev/null
@@ -1,7 +0,0 @@
-set(CMAKE_CXX_STANDARD 11)
-set(CMAKE_CXX_STANDARD_REQUIRED ON)
-set(CMAKE_CXX_EXTENSIONS OFF)
-
-if (UNIX)
-  set(CMAKE_CXX_FLAGS "-std=c++${CMAKE_CXX_STANDARD}" CACHE STRING "" FORCE)
-endif()