diff --git a/knumber/tests/CMakeLists.txt b/knumber/tests/CMakeLists.txt
index 7219020..c961f11 100644
--- a/knumber/tests/CMakeLists.txt
+++ b/knumber/tests/CMakeLists.txt
@@ -1,10 +1,9 @@
-set( EXECUTABLE_OUTPUT_PATH ${CMAKE_CURRENT_BINARY_DIR} )
 include_directories( ${CMAKE_SOURCE_DIR}/knumber  )
 
-set(knumbertest_SRCS knumbertest.cpp ${libknumber_la_SRCS})
+include(ECMAddTests)
 
-add_executable(knumbertest ${knumbertest_SRCS})
-add_test(KNumber knumbertest)
-ecm_mark_as_test(knumbertest)
+ecm_add_test(knumbertest.cpp ${libknumber_la_SRCS}
+    LINK_LIBRARIES Qt5::Core ${GMP_LIBRARIES}
+    TEST_NAME knumbertest
+)
 
-target_link_libraries(knumbertest Qt5::Core ${GMP_LIBRARIES})