diff --git a/NEWS b/NEWS
index 69d5f8c..1403286 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,8 @@
+0.5.24:
+
+This patch release explicitly requests definition of AT_FDCWD via definition
+of _POSIX_C_SOURCE in translation units that refer to it.
+
 0.5.23:
 
 This patch releases fixes a couple of minor issues in slibtool's own build
diff --git a/project/tagver.mk b/project/tagver.mk
index 0c368db..3f6b749 100644
--- a/project/tagver.mk
+++ b/project/tagver.mk
@@ -2,4 +2,4 @@ VER_NAMESPACE	= SLBT
 
 VER_MAJOR	= 0
 VER_MINOR	= 5
-VER_PATCH	= 23
+VER_PATCH	= 24