diff --git a/prepare_source b/prepare_source
index 53b89ba..c4a0e5d 100644
--- a/prepare_source
+++ b/prepare_source
@@ -1,4 +1,4 @@
-version=2.15.3+dfsg-1
+version=2.15.4+dfsg-1
 version_suffix=gl0~bp2150
 
 git_src -b "debian/$version" "https://salsa.debian.org/xml-sgml-team/libxml2.git"