diff --git a/configure.ac b/configure.ac
index 3da6474..3c8f5f3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -152,7 +152,8 @@ AC_SUBST(SIMPLE_CHOOSER_LIBS)
 PKG_CHECK_MODULES(APPLET,
         dbus-glib-1 >= $DBUS_GLIB_REQUIRED_VERSION
         gtk+-2.0 >= $GTK_REQUIRED_VERSION
-        libpanelapplet-2.0 >= $GNOME_PANEL_REQUIRED_VERSION)
+        libmatepanelapplet-4.0 >= $GNOME_PANEL_REQUIRED_VERSION
+)
 AC_SUBST(APPLET_CFLAGS)
 AC_SUBST(APPLET_LIBS)
 
diff --git a/configure.ac b/configure.ac
index 3c8f5f3..1455b51 100644
--- a/configure.ac
+++ b/configure.ac
@@ -45,7 +45,7 @@ GTK_REQUIRED_VERSION=2.12.0
 PANGO_REQUIRED_VERSION=1.3.0
 SCROLLKEEPER_REQUIRED_VERSION=0.1.4
 GCONF_REQUIRED_VERSION=2.31.1
-GNOME_PANEL_REQUIRED_VERSION=2.0.0
+GNOME_PANEL_REQUIRED_VERSION=1.28.0
 LIBXKLAVIER_REQUIRED_VERSION=4.0
 LIBCANBERRA_GTK_REQUIRED_VERSION=0.4
 #FONTCONFIG_REQUIRED_VERSION=2.6.0