diff --git a/Modules/_ctypes/_ctypes.c b/Modules/_ctypes/_ctypes.c
index 0deffa0a9f1..3744691f920 100644
--- a/Modules/_ctypes/_ctypes.c
+++ b/Modules/_ctypes/_ctypes.c
@@ -2331,6 +2331,8 @@ PyCData_GetContainer(CDataObject *self)
     if (self->b_objects == NULL) {
         if (self->b_length) {
             self->b_objects = PyDict_New();
+            if (self->b_objects == NULL)
+                return NULL;
         } else {
             Py_INCREF(Py_None);
             self->b_objects = Py_None;