diff --git a/libc/include/stdlib.yaml b/libc/include/stdlib.yaml
index 5690a942e2570..f7155ba27a162 100644
--- a/libc/include/stdlib.yaml
+++ b/libc/include/stdlib.yaml
@@ -158,7 +158,7 @@ functions:
       - type: __qsortcompare_t
   - name: qsort_r
     standards:
-      - GNUExtensions
+      - POSIX
     return_type: void
     arguments:
       - type: void *