diff --git a/src/if_py_both.h b/src/if_py_both.h
index 7485779..e6db4a3 100644
--- a/src/if_py_both.h
+++ b/src/if_py_both.h
@@ -558,7 +558,11 @@
     /* Keyboard interrupt should be preferred over anything else */
     if (got_int)
     {
-	did_throw = got_int = FALSE;
+	if (current_exception != NULL)
+	    discard_current_exception();
+	else
+	    need_rethrow = did_throw = FALSE;
+	got_int = FALSE;
 	PyErr_SetNone(PyExc_KeyboardInterrupt);
 	return -1;
     }
@@ -567,7 +571,10 @@
     /* Python exception is preferred over vim one; unlikely to occur though */
     else if (PyErr_Occurred())
     {
-	did_throw = FALSE;
+	if (current_exception != NULL)
+	    discard_current_exception();
+	else
+	    need_rethrow = did_throw = FALSE;
 	return -1;
     }
     /* Finally transform VimL exception to python one */