diff --git a/gpt4all-backend/llama.cpp-mainline b/gpt4all-backend/llama.cpp-mainline
index 15da9c89..28921b84 160000
--- a/gpt4all-backend/llama.cpp-mainline
+++ b/gpt4all-backend/llama.cpp-mainline
@@ -1 +1 @@
-Subproject commit 15da9c89f14a6cd44a4b45d65bf1f02d5762fe90
+Subproject commit 28921b84e4547c42fd7d23615d92c9d894a6cc2d