diff --git a/setup.py b/setup.py
index 53e85ea5..2a4a568f 100644
--- a/setup.py
+++ b/setup.py
@@ -34,7 +34,7 @@ vnctpmd = Extension("vnpy.api.ctp.vnctpmd",
                     extra_compile_args=compiler_flags,
                     extra_link_args=extra_link_args,
                     depends=[],
-                    runtime_library_dirs=["vnpy/api/ctp"],
+                    runtime_library_dirs=["$ORIGIN"],
                     language="cpp",
                     )
 vnctptd = Extension("vnpy.api.ctp.vnctptd",
@@ -48,7 +48,7 @@ vnctptd = Extension("vnpy.api.ctp.vnctptd",
                     libraries=["thostmduserapi", "thosttraderapi", ],
                     extra_compile_args=compiler_flags,
                     extra_link_args=extra_link_args,
-                    runtime_library_dirs=["vnpy/api/ctp"],
+                    runtime_library_dirs=["$ORIGIN"],
                     depends=[],
                     language="cpp",
                     )