1 files changed, 1 insertions, 1 deletions
diff --git a/sources/pyside2/libpyside/pysideslot.cpp b/sources/pyside2/libpyside/pysideslot.cpp
index db1a7d9ed..fddff54fa 100644
--- a/sources/pyside2/libpyside/pysideslot.cpp
+++ b/sources/pyside2/libpyside/pysideslot.cpp
@@ -113,7 +113,7 @@ int slotTpInit(PyObject *self, PyObject *args, PyObject *kw)
                 data->args = typeName;
             }
         } else {
-            PyErr_Format(PyExc_TypeError, "Unknown signal argument type: %s", PepType((Py_TYPE(argType)))->tp_name);
+            PyErr_Format(PyExc_TypeError, "Unknown signal argument type: %s", Py_TYPE(argType)->tp_name);
             return -1;
         }
     }