diff --git a/rure/lib.py b/rure/lib.py
index 62429cf..9b07b5d 100644
--- a/rure/lib.py
+++ b/rure/lib.py
@@ -34,7 +34,7 @@ def find_library():
     return os.path.join(cur_dir, "{}{}.{}".format(prefix, libname, suffix))
 
 
-_lib = ffi.dlopen(find_library())
+_lib = ffi.dlopen(find_library(), ffi.RTLD_NODELETE)
 
 
 def checked_call(fn, err, *args):