diff --git a/libgtkmm.spec b/libgtkmm.spec
index 2e23112..60be178 100644
--- a/libgtkmm.spec
+++ b/libgtkmm.spec
@@ -1,8 +1,8 @@
 %define        majversion  %(echo %version | cut -d. -f 1-2)
 
 Name:          libgtkmm
-Version:       3.18.0
-Release:       2mamba
+Version:       3.22.1
+Release:       1mamba
 Summary:       gtkmm is the official C++ interface for the popular GUI library GTK+
 Group:         System/Libraries
 Vendor:        openmamba
@@ -83,6 +83,9 @@ This package contains static libraries and header files need for development.
 %{_docdir}/gtkmm-?.?/reference
 
 %changelog
+* Fri Aug 11 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 3.22.1-1mamba
+- update to 3.22.1
+
 * Thu Dec 10 2015 Silvan Calarco <silvan.calarco@mambasoft.it> 3.18.0-2mamba
 - rebuilt with gcc 5.2.0