diff --git a/paddle/fluid/CMakeLists.txt b/paddle/fluid/CMakeLists.txt
index e2e26fc5d40ed5584a14aacc5ba368138044f4a4..d274d96c29bdbf5973d568d783369c3975bdc436 100644
--- a/paddle/fluid/CMakeLists.txt
+++ b/paddle/fluid/CMakeLists.txt
@@ -6,4 +6,4 @@ add_subdirectory(pybind)
 add_subdirectory(string)
 add_subdirectory(recordio)
 # NOTE: please add subdirectory inference at last.
-#add_subdirectory(inference)
+add_subdirectory(inference)