diff --git a/ChangeLog b/ChangeLog
index 60f37baf05..fcff06d2f9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2024-06-25  Bruno Haible  <bruno@clisp.org>
+
+	obstack-zprintf-gnu: New module.
+	* modules/obstack-zprintf-gnu: New file.
+
 2024-06-25  Bruno Haible  <bruno@clisp.org>
 
 	vazsprintf-gnu: Add tests.
diff --git a/modules/obstack-zprintf-gnu b/modules/obstack-zprintf-gnu
new file mode 100644
index 0000000000..86c870320d
--- /dev/null
+++ b/modules/obstack-zprintf-gnu
@@ -0,0 +1,23 @@
+Description:
+Formatted printing into an obstack (without INT_MAX limitation)
+with POSIX compliant and GNU compatible format string interpretation
+
+Files:
+
+Depends-on:
+obstack-zprintf-posix
+mixin/printf-gnu
+
+configure.ac:
+gl_PREREQ_VASNPRINTF_WITH_GNU_EXTRAS
+
+Makefile.am:
+
+Include:
+<stdio.h>
+
+License:
+GPL
+
+Maintainer:
+all