diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -117,7 +117,11 @@
 ENDIF()
 
 FOREACH(TEST_NAME ${TESTS})
-  ADD_EXECUTABLE(${TEST_NAME} EXCLUDE_FROM_ALL ${TEST_NAME}.cc)
+  IF(${CMAKE_BUILD_TYPE} STREQUAL "Maintainer")
+    ADD_EXECUTABLE(${TEST_NAME} ${TEST_NAME}.cc)
+  ELSE()
+    ADD_EXECUTABLE(${TEST_NAME} EXCLUDE_FROM_ALL ${TEST_NAME}.cc)
+  ENDIF()
   TARGET_LINK_LIBRARIES(${TEST_NAME} lemon)
   ADD_TEST(${TEST_NAME} ${TEST_NAME})
   ADD_DEPENDENCIES(check ${TEST_NAME})