diff --git a/tools/build-system/osc/sflphone-client-gnome.spec b/tools/build-system/osc/sflphone-client-gnome.spec
index 5c3c699db16d24c8ab764b802c190a2aeb279207..0eff578e7b63d49acf79fd17bb28b6f3444f40a8 100644
--- a/tools/build-system/osc/sflphone-client-gnome.spec
+++ b/tools/build-system/osc/sflphone-client-gnome.spec
@@ -30,6 +30,7 @@ BuildRequires:	liblog4c-devel
 BuildRequires:	dbus-1-glib-devel
 BuildRequires:	gnome-doc-utils-devel	
 BuildRequires:	libgnomeui-devel
+BuildRequires:  webkitgtk-devel
 %endif
 
 %if %{defined fedora_version}
@@ -43,6 +44,7 @@ BuildRequires:  gettext
 BuildRequires:	libproxy-webkit
 # fix PolicyKit-authentication-agent expansion error
 BuildRequires:	PolicyKit-gnome
+BuildRequires:  webkitgtk-devel
 %endif
 
 %if %{defined mandriva_version}
diff --git a/tools/build-system/osc/sflphone-common.spec b/tools/build-system/osc/sflphone-common.spec
index 5aaf695275d3f8758425e55ebb45db58a79f80b5..14dd1338c1d3eaa2c3ba8ac1a94e1f524d9018e6 100644
--- a/tools/build-system/osc/sflphone-common.spec
+++ b/tools/build-system/osc/sflphone-common.spec
@@ -40,6 +40,7 @@ BuildRequires:	libexpat0
 BuildRequires:  alsa-devel
 BuildRequires:  dbus-1-devel
 BuildRequires:  pcre-devel
+BuildRequires:  libyaml-devel
 %endif
 
 %if %{defined fedora_version}
@@ -54,6 +55,7 @@ BuildRequires:	gsm-devel
 BuildRequires:  alsa-lib-devel
 BuildRequires:  dbus-devel
 BuildRequires:	pcre-devel
+BuildRequires:  libyaml-devel
 %endif
 
 Requires:	libsamplerate