diff --git a/devel/pkgconf/Makefile b/devel/pkgconf/Makefile
index 5315d3f0d..38104668a 100644
--- a/devel/pkgconf/Makefile
+++ b/devel/pkgconf/Makefile
@@ -27,6 +27,8 @@ CONFIGURE_ARGS=	--with-pkg-config-dir=${PREFIX}/libdata/pkgconfig:/usr/libdata/p
 
 OPTIONS_DEFINE=	DOCS
 
+LTO_UNSAFE=	yes
+
 TESTING_UNSAFE=	tests/Kyuafile:5: Non-existent test program 'tests/basic'
 
 post-install: