diff --git a/caja-extensions.spec b/caja-extensions.spec
index f09091a..fb68560 100644
--- a/caja-extensions.spec
+++ b/caja-extensions.spec
@@ -35,8 +35,10 @@ BuildRequires:  mate-common
 BuildRequires:  caja-devel
 BuildRequires:  mate-desktop-devel
 BuildRequires:  dbus-glib-devel
-BuildRequires:  gtk2-devel
+BuildRequires:  gtk3-devel
 BuildRequires:  gupnp-devel
+BuildRequires:  dbus-glib-devel
+BuildRequires:  gajim
 
 
 %description