diff --git a/bctoolbox.spec b/bctoolbox.spec
index e0cbc4c..b67e3b6 100644
--- a/bctoolbox.spec
+++ b/bctoolbox.spec
@@ -1,5 +1,5 @@
 Name:          bctoolbox
-Version:       5.3.15
+Version:       5.3.21
 Release:       1mamba
 Summary:       Utilities library used by Belledonne Communications softwares like belle-sip, mediastreamer2 and linphone
 Group:         System/Libraries
@@ -89,6 +89,9 @@ export CXX=/usr/bin/clang++
 %{_libdir}/pkgconfig/bctoolbox.pc
 
 %changelog
+* Tue Feb 20 2024 Automatic Build System <autodist@openmamba.org> 5.3.21-1mamba
+- automatic version update by autodist
+
 * Sat Feb 03 2024 Automatic Build System <autodist@openmamba.org> 5.3.15-1mamba
 - automatic version update by autodist