diff --git a/tool/versions.env b/tool/versions.env
index 2556da3..244e129 100644
--- a/tool/versions.env
+++ b/tool/versions.env
@@ -2,8 +2,8 @@
 # Consumed by scripts/fetch_llama_xcframework.sh (and as the default ref for
 # scripts/build_llama_xcframework.sh). The sha256 is of the release zip
 # llama-<tag>-xcframework.zip.
-LLAMA_CPP_TAG=b12110
-LLAMA_XCFRAMEWORK_ZIP_SHA256=fca702506b04cba11c7f1226056371d16ddfa80e1248da979166a1eec36c415f
+LLAMA_CPP_TAG=b12128
+LLAMA_XCFRAMEWORK_ZIP_SHA256=64e83019cbe8ef9d00b5b7f4db6d3511b24f6c15b54f985e8c3d219967213281
 WLLAMA_VERSION=3.5.1
 WLLAMA_WASM_SOURCE=jamiewest/wllama@flutter-sync+llama.cpp-b10091
 WLLAMA_WASM_SHA256=8bfd16b0a720243e2be4595d8dd4dece0c4958812ae0d59c9c1c8cbc2ab6d53f