diff --git a/backend/cpp/audio-cpp/Makefile b/backend/cpp/audio-cpp/Makefile
index 00b409d7b..262a95557 100644
--- a/backend/cpp/audio-cpp/Makefile
+++ b/backend/cpp/audio-cpp/Makefile
@@ -9,7 +9,7 @@
 # recipe is a make target (not a prepare.sh) so 'make purge && make' is a clean
 # rebuild and so the bump bot can see the pin.
 
-AUDIO_CPP_VERSION?=748c5e28f6a7228b8f38ad7142ca97d29584544b
+AUDIO_CPP_VERSION?=9d6e7b39236e0151ad28a70fab0d538b84ce8718
 AUDIO_CPP_REPO?=https://github.com/0xShug0/audio.cpp
 
 CURRENT_MAKEFILE_DIR := $(dir $(abspath $(lastword $(MAKEFILE_LIST))))