diff --git a/CMakeLists.txt b/CMakeLists.txt
index 4983c9d7..e8705832 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,6 +7,9 @@ set(CMAKE_LEGACY_CYGWIN_WIN32 0)
 
 project(libpoly C CXX)
 
+# ctests
+include(CTest)
+
 option(LIBPOLY_BUILD_PYTHON_API "Build the Python API" ON)
 option(LIBPOLY_BUILD_STATIC_PIC "Build the static PIC library" ON)
 option(LIBPOLY_BUILD_STATIC "Build the static library" ON)