diff --git a/fundamentals/ggml/ggml b/fundamentals/ggml/ggml
index 38e504a..863a4da 160000
--- a/fundamentals/ggml/ggml
+++ b/fundamentals/ggml/ggml
@@ -1 +1 @@
-Subproject commit 38e504ae027641345c1504fde4d633b73ec48763
+Subproject commit 863a4da66fce5e394c5ed069a5fa6ee9353d86ce