diff --git a/backend/cpp/bonsai/Makefile b/backend/cpp/bonsai/Makefile
index 4af58ee8c..d957922e5 100644
--- a/backend/cpp/bonsai/Makefile
+++ b/backend/cpp/bonsai/Makefile
@@ -1,7 +1,7 @@
 
 # Pinned to the HEAD of the `prism` branch on https://github.com/PrismML-Eng/llama.cpp.
 # Auto-bumped nightly by .github/workflows/bump_deps.yaml.
-BONSAI_VERSION?=62061f910882
+BONSAI_VERSION?=62061f91088281e65071cc38c5f69ee95c39f14e
 LLAMA_REPO?=https://github.com/PrismML-Eng/llama.cpp
 
 CMAKE_ARGS?=