diff --git a/rtorrent/Pkgfile b/rtorrent/Pkgfile
index 10ee39ee3..c770d3d03 100644
--- a/rtorrent/Pkgfile
+++ b/rtorrent/Pkgfile
@@ -1,7 +1,7 @@
 # Description: bitorrent console client
 # URL:         http://libtorrent.rakshasa.no
 # Maintainer:  Thomas Penteker, tek at serverop dot de
-# Depends on:  libtorrent
+# Depends on:  libtorrent libsigc++
 
 name=rtorrent
 version=0.9.3