diff --git a/packages/network/libshairplay/package.mk b/packages/network/libshairplay/package.mk
index afbe86bb4b..c0969a18d9 100644
--- a/packages/network/libshairplay/package.mk
+++ b/packages/network/libshairplay/package.mk
@@ -13,7 +13,7 @@ PKG_LONGDESC="Apple airplay and raop protocol server"
 PKG_TOOLCHAIN="autotools"
 
 pre_configure_target() {
-  CFLAGS="$CFLAGS -I$(get_build_dir avahi)/avahi-compat-libdns_sd"
+  CFLAGS="$CFLAGS -I$SYSROOT_PREFIX/usr/include/avahi-compat-libdns_sd"
 }
 
 post_makeinstall_target() {