diff --git a/.env b/.env
index 226f6aa..e23b6f4 100644
--- a/.env
+++ b/.env
@@ -1,5 +1,5 @@
 export ZEPHYR_SDK_VERSION="0.16.5"
-export ZEPHYR_VERSION="d78a9429450f89de7829c8af7efe41fdb692fd50"
+export ZEPHYR_VERSION="aca152a94165a2ab6d446de8e0f2423c3a13d503"
 export MICROPYTHON_VERSION="fe2a8332ff9c7cc7b66ed6da04f5a4a825309818"
 export ZEPHYR_RUST_VERSION="d59c0a023794288dbda35c72d61b077f4e5b0e55"
 export KENNING_ZEPHYR_RUNTIME_VERSION="8b043fa8920265bfeba207f5e0cad66e7064ac49"