diff --git a/arduino.spec b/arduino.spec
index 542ce81..a8d58da 100644
--- a/arduino.spec
+++ b/arduino.spec
@@ -2,7 +2,7 @@
 %define        longversion  %(echo 0%version | tr -d .)
 
 Name:          arduino
-Version:       1.8.12
+Version:       1.8.13
 Release:       1mamba
 Summary:       The open-source Arduino environment
 Group:         Graphical Desktop/Applications/Development
@@ -128,6 +128,9 @@ done
 %doc %{_defaultdocdir}/arduino-%{version}/reference
 
 %changelog
+* Sat Jul 11 2020 Automatic Build System <autodist@mambasoft.it> 1.8.13-1mamba
+- automatic version update by autodist
+
 * Thu Feb 13 2020 Automatic Build System <autodist@mambasoft.it> 1.8.12-1mamba
 - automatic version update by autodist