diff --git a/README b/README
index 491e96a9..c0cec605 100644
--- a/README
+++ b/README
@@ -9,6 +9,7 @@ In order to build awesome itself, you need header files and libs of:
   - libconfuse >= 2.6
   - cairo
   - pango and pangocairo
+  - glib
   - GTK+ or Imlib2 (use --with-imlib2 with ./configure)
   - dbus
 
diff --git a/configure.ac b/configure.ac
index 27eb3de3..e916b998 100644
--- a/configure.ac
+++ b/configure.ac
@@ -113,6 +113,8 @@ PKG_CHECK_MODULES([pangocairo], [pangocairo],,
    [AC_MSG_ERROR([awesome requires pangocairo.])])
 PKG_CHECK_MODULES([confuse], [libconfuse >= 2.6],,
    [AC_MSG_ERROR([awesome requires libconfuse >= 2.6.])])
+PKG_CHECK_MODULES([glib], [glib-2.0],,
+   [AC_MSG_ERROR([awesome requires glib-2.0.])])
 PKG_CHECK_MODULES([dbus], [dbus-1],,
    [AC_MSG_ERROR([awesome requires dbus-1.])])
 AC_ARG_WITH([imlib2], AS_HELP_STRING([--with-imlib2], [Build with Imlib2 (default: disabled)]))