SOVERSION bump to version 2.18.1
diff --git a/CMakeLists.txt b/CMakeLists.txt
index d66f31c..acb2a14 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -66,7 +66,7 @@
 # set version of the library
 set(LIBYANG_MAJOR_SOVERSION 2)
 set(LIBYANG_MINOR_SOVERSION 18)
-set(LIBYANG_MICRO_SOVERSION 0)
+set(LIBYANG_MICRO_SOVERSION 1)
 set(LIBYANG_SOVERSION_FULL ${LIBYANG_MAJOR_SOVERSION}.${LIBYANG_MINOR_SOVERSION}.${LIBYANG_MICRO_SOVERSION})
 set(LIBYANG_SOVERSION ${LIBYANG_MAJOR_SOVERSION})