diff --git a/main/unbound/APKBUILD b/main/unbound/APKBUILD
index 0e63aa2a57ead4536744d0a6aec121e552fef20d..b52673670cd469ad952d3269b3ab3e5e7d29bcaf 100644
--- a/main/unbound/APKBUILD
+++ b/main/unbound/APKBUILD
@@ -4,7 +4,7 @@
 # Maintainer: Jakub Jirutka <jakub@jirutka.cz>
 pkgname=unbound
 pkgver=1.16.0
-pkgrel=0
+pkgrel=1
 pkgdesc="Unbound is a validating, recursive, and caching DNS resolver"
 url="https://nlnetlabs.nl/projects/unbound/about/"
 arch="all"
@@ -56,6 +56,9 @@ source="https://unbound.net/downloads/unbound-$pkgver.tar.gz
 #     - CVE-2019-16866
 
 build() {
+	export CFLAGS="$CFLAGS -flto"
+	export LDFLAGS="$LDFLAGS -flto"
+
 	PYTHON_VERSION=3 ./configure \
 		--build="$CBUILD" \
 		--host="$CHOST" \