1 files changed, 1 insertions, 0 deletions
diff --git a/HACKING b/HACKING
index a6b0a93..0037827 100644
--- a/HACKING
+++ b/HACKING
@@ -31,6 +31,7 @@ Depenencies
 -----------
 
 * autotools, gettext
+* libdrm (Optional, for DRM support)
 * libxcb, libxcb-randr (Optional, for RandR support)
 * libX11, libXxf86vm (Optional, for VidMode support)
 * geoclue (Optional, for geoclue support)