diff --git a/test/SConscript b/test/SConscript
index 911dc9d..30a17fa 100644
--- a/test/SConscript
+++ b/test/SConscript
@@ -4,7 +4,7 @@ Import('env', 'build_type', 'prefix', 'lib_suffix', 'version_info', 'test_xml')
 
 test_env = env.Clone()
 test_env.Append(LIBPATH = ['#build/src']);
-test_env.Append(LIBS = ['ucore' + lib_suffix, 'check'])
+test_env.Append(LIBS = ['ucore' + lib_suffix, 'check','m','rt'])
 
 system = platform.system()