diff --git a/src/entity-py.cc b/src/entity-py.cc
index 998fe8d0bb048cef7997f02363c822e4b9089930..a6cc0b7c821b0e1903959198d14c2646e9864feb 100644
--- a/src/entity-py.cc
+++ b/src/entity-py.cc
@@ -54,8 +54,8 @@ namespace dynamicgraph {
 	try {
 	  obj = dynamicgraph::g_factory.newEntity(std::string(className),
 						  std::string(instanceName));
-	} catch (dynamicgraph::ExceptionFactory& exc) {
-	  PyErr_SetString(error, exc.getStringMessage().c_str());
+	} catch (std::exception& exc) {
+	  PyErr_SetString(error, exc.what());
 	  return NULL;
 	}