diff --git a/openexr.spec b/openexr.spec
index 2258807..dfd2c3d 100644
--- a/openexr.spec
+++ b/openexr.spec
@@ -1,5 +1,5 @@
 Name:          openexr
-Version:       3.1.7
+Version:       3.1.8
 Release:       1mamba
 Summary:       A high dynamic-range (HDR) image file format for use in computer imaging applications.
 Group:         Applications/Graphics
@@ -104,6 +104,9 @@ This package contains static libraries and header files needed for development.
 %doc README.md
 
 %changelog
+* Wed Jun 07 2023 Automatic Build System <autodist@mambasoft.it> 3.1.8-1mamba
+- automatic version update by autodist
+
 * Thu Mar 30 2023 Automatic Build System <autodist@mambasoft.it> 3.1.7-1mamba
 - automatic version update by autodist