diff --git a/tool/versions.env b/tool/versions.env
index ababdd6..e96d314 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=b11418
-LLAMA_XCFRAMEWORK_ZIP_SHA256=d8607fd19b974894e00df8bc4b5eff6d3a9e138c34780290e3c697758e1885d2
+LLAMA_CPP_TAG=b11439
+LLAMA_XCFRAMEWORK_ZIP_SHA256=15ef22fa3fd08abea9878ecdbde88f93a5084fc7aadc8a773b8991b1a2e33450
 WLLAMA_VERSION=3.5.1
 WLLAMA_WASM_SOURCE=jamiewest/wllama@flutter-sync+llama.cpp-b10091
 WLLAMA_WASM_SHA256=8bfd16b0a720243e2be4595d8dd4dece0c4958812ae0d59c9c1c8cbc2ab6d53f