diff --git a/paddle/math/tests/CMakeLists.txt b/paddle/math/tests/CMakeLists.txt
index 215bac12715ca789b51f58f6817617cb9fe101ef..dcd2a34583417993a4bf2976f7a3bc5a10d496ac 100644
--- a/paddle/math/tests/CMakeLists.txt
+++ b/paddle/math/tests/CMakeLists.txt
@@ -34,4 +34,4 @@ add_simple_unittest(test_FPException)
 add_simple_unittest(test_GpuProfiler)
 add_simple_unittest(test_BaseMatrix)
 add_simple_unittest(test_Matrix)
-cc_test(test_float16 SRCS test_float16.cpp)
+add_simple_unittest(test_float16)