1 files changed, 1 insertions, 0 deletions
diff --git a/src/Kbuild b/src/Kbuild
index 920797e..f1b4ad7 100644
--- a/src/Kbuild
+++ b/src/Kbuild
@@ -6,6 +6,7 @@ ccflags-y := -O3 -fvisibility=hidden
 ccflags-$(CONFIG_WIREGUARD_DEBUG) += -DDEBUG -g
 ccflags-y += -D'pr_fmt(fmt)=KBUILD_MODNAME ": " fmt'
 ccflags-y += -Wframe-larger-than=2048
+ccflags-$(if $(WIREGUARD_VERSION),y,) += -D'WIREGUARD_VERSION="$(WIREGUARD_VERSION)"'
 
 wireguard-y := main.o noise.o device.o peer.o timers.o queueing.o send.o receive.o socket.o peerlookup.o allowedips.o ratelimiter.o cookie.o netlink.o