diff --git a/README.in b/README.in
index c059e6835..001886935 100644
--- a/README.in
+++ b/README.in
@@ -21,7 +21,6 @@ When building the X11 backend, Clutter depends on the following extensions:
   • XComposite ≥ @XCOMPOSITE_REQ_VERSION@
   • XDamage
   • XExt
-  • XFixes ≥ @XFIXES_REQ_VERSION@
   • XInput (1.x or 2.x)
   • XKB
 
diff --git a/README.md b/README.md
index 7a3c7a235..d1609183e 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,6 @@ On X11, Clutter depends on the following extensions:
 * XComposite
 * XDamage
 * XExt
-* XFixes
 * XInput (1.x or 2.x)
 * XKB
 
diff --git a/configure.ac b/configure.ac
index d3806dbbf..3bfb4f84a 100644
--- a/configure.ac
+++ b/configure.ac
@@ -144,7 +144,6 @@ m4_define([pango_req_version],          [1.30])
 m4_define([gi_req_version],             [0.9.5])
 m4_define([uprof_req_version],          [0.3])
 m4_define([gtk_doc_req_version],        [1.15])
-m4_define([xfixes_req_version],         [3])
 m4_define([xcomposite_req_version],     [0.4])
 m4_define([gdk_req_version],            [3.3.18])
 
@@ -157,7 +156,6 @@ AC_SUBST([PANGO_REQ_VERSION],      [pango_req_version])
 AC_SUBST([GI_REQ_VERSION],         [gi_req_version])
 AC_SUBST([UPROF_REQ_VERSION],      [uprof_req_version])
 AC_SUBST([GTK_DOC_REQ_VERSION],    [gtk_doc_req_version])
-AC_SUBST([XFIXES_REQ_VERSION],     [xfixes_req_version])
 AC_SUBST([XCOMPOSITE_REQ_VERSION], [xcomposite_req_version])
 AC_SUBST([GDK_REQ_VERSION],        [gdk_req_version])