diff --git a/CMakeLists.txt b/CMakeLists.txt
index 828aef8..38fd91d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -37,6 +37,14 @@ set(CLINGO_BUILD_WITH_PYTHON OFF CACHE BOOL "enable python support")
 set(LIB_POTASSCO_BUILD_APP OFF CACHE BOOL "whether or not to build lpconvert tool")
 set(LIB_POTASSCO_BUILD_TESTS OFF CACHE BOOL "whether or not to build tests")
 
+if(CMAKE_GENERATOR STREQUAL "Ninja" AND
+	((CMAKE_CXX_COMPILER_ID STREQUAL "GNU" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.9) OR
+	(CMAKE_CXX_COMPILER_ID STREQUAL "Clang" AND NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.5)))
+	# Force colored warnings in Ninja’s output if the compiler has -fdiagnostics-color support.
+	# Rationale in https://github.com/ninja-build/ninja/issues/814
+	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fdiagnostics-color=always")
+endif()
+
 add_subdirectory(lib/clingo)
 add_subdirectory(src)
 add_subdirectory(app)