diff --git a/CMakeLists.txt b/CMakeLists.txt
index 498b795..4aec8b5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -19,13 +19,13 @@ endif(!CHECK_LIBRARY)
 CHECK_INCLUDE_FILES(confuse.h HAVE_LIBCONFUSE)
 
 MACRO(CREATE_CHECK NAME)
-  ADD_EXECUTABLE(${NAME} ${NAME})
+  ADD_EXECUTABLE(${NAME} ${NAME}.c)
   TARGET_LINK_LIBRARIES(${NAME} -lcheck ${COMMON_LIBRARIES})
   ADD_TEST(${NAME} ${NAME})
 ENDMACRO(CREATE_CHECK)
 
 MACRO(CREATE_CHECK_OPT NAME OPT)
-  ADD_EXECUTABLE(${NAME} ${NAME})
+  ADD_EXECUTABLE(${NAME} ${NAME}.c)
   TARGET_LINK_LIBRARIES(${NAME} -lcheck ${COMMON_LIBRARIES})
   ADD_TEST(${NAME} ${NAME} ${OPT})
 ENDMACRO(CREATE_CHECK_OPT)