SOVERSION bump to version 3.1.0
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 1c3d7e8..b8b7aaf 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -65,8 +65,8 @@
 
 # set version of the library
 set(LIBYANG_MAJOR_SOVERSION 3)
-set(LIBYANG_MINOR_SOVERSION 0)
-set(LIBYANG_MICRO_SOVERSION 20)
+set(LIBYANG_MINOR_SOVERSION 1)
+set(LIBYANG_MICRO_SOVERSION 0)
 set(LIBYANG_SOVERSION_FULL ${LIBYANG_MAJOR_SOVERSION}.${LIBYANG_MINOR_SOVERSION}.${LIBYANG_MICRO_SOVERSION})
 set(LIBYANG_SOVERSION ${LIBYANG_MAJOR_SOVERSION})