diff --git a/libvoice-d2/Makefile b/libvoice-d2/Makefile
index 789072b10..7f88be664 100644
--- a/libvoice-d2/Makefile
+++ b/libvoice-d2/Makefile
@@ -16,7 +16,7 @@ LOCAL_DEV=0
 ifneq ($(LOCAL_DEV),1)
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://dev.iopsys.eu/iopsys/$(PKG_NAME).git
-PKG_SOURCE_VERSION:=abedc475cac1a21ad434dbf2131eb42aa495744d
+PKG_SOURCE_VERSION:=337eec84a0557af26341dbb210b655efe3476bd1
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION)-$(PKG_SOURCE_VERSION).tar.gz
 PKG_MIRROR_HASH:=skip
 endif