Correct typo. Fixes #484611.
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index 20765e1..667bb20 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -1695,7 +1695,7 @@
 		getitem = PyTuple_GetItem;
 	}
 	else {
-		PyErr_SetString(PyExc_TypeError, "spawmv() arg 2 must be a tuple or list");
+		PyErr_SetString(PyExc_TypeError, "spawnv() arg 2 must be a tuple or list");
 		return NULL;
 	}