diff --git a/libexempi.spec b/libexempi.spec
index fcfd968..629b96e 100644
--- a/libexempi.spec
+++ b/libexempi.spec
@@ -1,5 +1,5 @@
 Name:          libexempi
-Version:       2.6.3
+Version:       2.6.4
 Release:       1mamba
 Summary:       a library to parse XMP metadata.
 Group:         System/Libraries
@@ -89,6 +89,9 @@ sed -i 's|^runpath_var=LD_RUN_PATH|runpath_var=DIE_RPATH_DIE|g' libtool
 %doc ChangeLog NEWS
 
 %changelog
+* Sat Jul 08 2023 Automatic Build System <autodist@mambasoft.it> 2.6.4-1mamba
+- automatic version update by autodist
+
 * Sat Dec 17 2022 Automatic Build System <autodist@mambasoft.it> 2.6.3-1mamba
 - automatic version update by autodist