diff --git a/jnius/jnius_export_class.pxi b/jnius/jnius_export_class.pxi
index 1a4d2e0..2c0e276 100644
--- a/jnius/jnius_export_class.pxi
+++ b/jnius/jnius_export_class.pxi
@@ -729,7 +729,7 @@ cdef class JavaMultipleMethod(object):
             methods = self.static_methods
 
         for signature, jm in methods.iteritems():
-            sign_ret, sign_args = parse_definition(signature)
+            sign_ret, sign_args = jm.definition_return, jm.definition_args
             if jm.is_varargs:
                 args_ = args[:len(sign_args) - 1] + (args[len(sign_args) - 1:],)
             else: