diff --git a/configure.ac b/configure.ac
index b4d6c0cfe1489ecb74744f1071e206141bde0919..e7099fbf5e26b3ad79929f3c54c5301180a3c6d3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -54,7 +54,7 @@ AC_PREREQ([2.57])
 
 m4_define([pixman_major], 0)
 m4_define([pixman_minor], 29)
-m4_define([pixman_micro], 3)
+m4_define([pixman_micro], 4)
 
 m4_define([pixman_version],[pixman_major.pixman_minor.pixman_micro])