diff --git a/configure.ac b/configure.ac
index 3e02308c2..ede590f4e 100644
--- a/configure.ac
+++ b/configure.ac
@@ -735,21 +735,7 @@ WINDOWSWMPROTO="windowswmproto"
 APPLEWMPROTO="applewmproto >= 1.4"
 
 dnl Core modules for most extensions, et al.
-REQUIRED_MODULES="randrproto >= 1.2.99.3 "    \
-                 "renderproto >= 0.11 "       \
-                 "damageproto >= 1.1 "        \
-                 "xcmiscproto >= 1.2.0 "      \
-                 "xextproto >= 7.0.99.3 "     \
-                 "xproto >= 7.0.13 "          \
-                 "xtrans >= 1.2.2 "           \
-                 "bigreqsproto >= 1.1.0 "     \
-                 "resourceproto "               \
-                 "fontsproto "                  \
-                 "inputproto >= 1.9.99.902 "  \
-                 "kbproto >= 1.0.3 "          \
-                 "fixesproto >= 4.0"
-
-
+REQUIRED_MODULES="[randrproto >= 1.2.99.3] [renderproto >= 0.11] [fixesproto >= 4.0] [damageproto >= 1.1] [xcmiscproto >= 1.2.0] [xextproto >= 7.0.99.3] [xproto >= 7.0.13] [xtrans >= 1.2.2] [bigreqsproto >= 1.1.0] resourceproto fontsproto [inputproto >= 1.9.99.902] [kbproto >= 1.0.3]"
 REQUIRED_LIBS="xfont xau [pixman-1 >= 0.15.20]"
 
 dnl HAVE_DBUS is true if we actually have the D-Bus library, whereas