diff --git a/pkgsel.d/opensde-development-toolchain.all b/pkgsel.d/opensde-development-toolchain.all
index 73ff2dd..9731cf3 100644
--- a/pkgsel.d/opensde-development-toolchain.all
+++ b/pkgsel.d/opensde-development-toolchain.all
@@ -9,6 +9,9 @@ X autoconf
 X automake
 X libtool
 
+# needed to build Xorg
+X pkgconfig
+
 # really minimal?
 X m4
 X diffutils