diff --git a/Python/future.c b/Python/future.c
index 1ab7a1a..4c1c347 100644
--- a/Python/future.c
+++ b/Python/future.c
@@ -86,7 +86,7 @@
 
         if (s->kind == ImportFrom_kind) {
             PyObject *modname = s->v.ImportFrom.module;
-            if (PyString_GET_SIZE(modname) == 10 &&
+            if (modname && PyString_GET_SIZE(modname) == 10 &&
                 !strcmp(PyString_AS_STRING(modname), "__future__")) {
                 if (done) {
                     PyErr_SetString(PyExc_SyntaxError,