diff --git a/srcpkgs/mbuffer/template b/srcpkgs/mbuffer/template
index 90909e68887..b8f76cbd4e2 100644
--- a/srcpkgs/mbuffer/template
+++ b/srcpkgs/mbuffer/template
@@ -3,6 +3,7 @@ pkgname=mbuffer
 version=20170921
 revision=1
 build_style=gnu-configure
+makedepends="libressl-devel"
 short_desc="Buffer data steams with many additional functions"
 maintainer="Diogo Leal <diogo@diogoleal.com>"
 license="GPL-3"