diff --git a/3rdparty/Megatron-LM b/3rdparty/Megatron-LM
index f8d3e2e420..66a1dfc86f 160000
--- a/3rdparty/Megatron-LM
+++ b/3rdparty/Megatron-LM
@@ -1 +1 @@
-Subproject commit f8d3e2e420e3fe86de755c0ca5e78e1be9100c04
+Subproject commit 66a1dfc86f6322ff2cd82905ecfaf57915b033ff