diff --git a/configure.ac b/configure.ac
index 06f58d6..020eb65 100644
--- a/configure.ac
+++ b/configure.ac
@@ -5,6 +5,7 @@ AC_CONFIG_SRCDIR([configure.ac])
 AM_INIT_AUTOMAKE([wMUD], [0.1.0])
 
 AC_PROG_CC
+PKG_PROG_PKG_CONFIG
 
 AC_ARG_ENABLE([memcached], AS_HELP_STRING([--disable-memcached], [Disable Memcached support (default: enabled)]), [], [enable_memcached=yes])
 AM_CONDITIONAL([ENABLE_MEMCACHED], [test "$enable_memcached" = "yes"])