diff --git a/CMakeLists.txt b/CMakeLists.txt
index cb51ed4..17687f3 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 3)
-set(LIBYANG_MICRO_SOVERSION 8)
+set(LIBYANG_MINOR_SOVERSION 4)
+set(LIBYANG_MICRO_SOVERSION 0)
 set(LIBYANG_SOVERSION_FULL ${LIBYANG_MAJOR_SOVERSION}.${LIBYANG_MINOR_SOVERSION}.${LIBYANG_MICRO_SOVERSION})
 set(LIBYANG_SOVERSION ${LIBYANG_MAJOR_SOVERSION})