#10804: fix copy-paste error when checking assigned fields for NULL.
diff --git a/Modules/_json.c b/Modules/_json.c
index 12ddea2..71d3e58 100644
--- a/Modules/_json.c
+++ b/Modules/_json.c
@@ -1732,7 +1732,7 @@
     if (s->object_hook == NULL)
         goto bail;
     s->pairs_hook = PyObject_GetAttrString(ctx, "object_pairs_hook");
-    if (s->object_hook == NULL)
+    if (s->pairs_hook == NULL)
         goto bail;
     s->parse_float = PyObject_GetAttrString(ctx, "parse_float");
     if (s->parse_float == NULL)