diff --git a/configure.ac b/configure.ac
index 98b70147..bd1e909b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 
 # Initialize Autoconf
 AC_PREREQ([2.60])
-AC_INIT([libX11], [1.8.3],
+AC_INIT([libX11], [1.8.4],
         [https://gitlab.freedesktop.org/xorg/lib/libx11/-/issues], [libX11])
 AC_CONFIG_SRCDIR([Makefile.am])
 AC_CONFIG_HEADERS([src/config.h include/X11/XlibConf.h])