diff --git a/eek/eek-gtk-0.1.pc.in b/eek/eek-gtk-0.1.pc.in
index 50ed3e77..37859f3a 100644
--- a/eek/eek-gtk-0.1.pc.in
+++ b/eek/eek-gtk-0.1.pc.in
@@ -25,6 +25,6 @@ Name: libeek-gtk
 Description: A Library to Create Keyboard-like UI (GTK Support)
 URL: http://ueno.github.com/eekboard/
 Version: @VERSION@
-Requires: eek-@EEK_API_VERSION@ gtk+-2.0
+Requires: eek-@EEK_API_VERSION@ gtk+-@GTK_API_VERSION@
 Libs: -L${libdir} -leek-gtk
 Cflags: -I${includedir}/eek-@EEK_API_VERSION@
diff --git a/eek/eek-xkb-0.1.pc.in b/eek/eek-xkb-0.1.pc.in
index 358784da..84f9f43e 100644
--- a/eek/eek-xkb-0.1.pc.in
+++ b/eek/eek-xkb-0.1.pc.in
@@ -25,6 +25,6 @@ Name: libeek-xkb
 Description: A Library to Create Keyboard-like UI (XKB Support)
 URL: http://ueno.github.com/eekboard/
 Version: @VERSION@
-Requires: eek-@EEK_API_VERSION@ gtk+-x11-2.0
+Requires: eek-@EEK_API_VERSION@ gtk+-x11-@GTK_API_VERSION@
 Libs: -L${libdir} -leek-xkb
 Cflags: -I${includedir}/eek-@EEK_API_VERSION@