diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2f79accc..0caef0a8 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1,7 +1,7 @@
 cmake_minimum_required(VERSION 3.8)
 
 # set the project name and version
-project(ezsp VERSION 2.2.0)
+project(ezsp VERSION 2.2.1)
 
 configure_file(version.h.in version.h)
 
diff --git a/src/ezsp/CMakeLists.txt b/src/ezsp/CMakeLists.txt
index 4b6caf06..9d2af653 100644
--- a/src/ezsp/CMakeLists.txt
+++ b/src/ezsp/CMakeLists.txt
@@ -53,7 +53,7 @@ list(APPEND ezsp_PUBLIC_HEADERS ${PROJECT_SOURCE_DIR}/include/ezsp/ezsp-protocol
 list(APPEND ezsp_PUBLIC_HEADERS ${PROJECT_SOURCE_DIR}/include/config.h)
 
 add_library(ezsp SHARED ${ezsp_SOURCES})
-set_target_properties(ezsp PROPERTIES VERSION 1 SOVERSION 1.1.0)
+set_target_properties(ezsp PROPERTIES VERSION 1 SOVERSION 1.1.1)
 include_directories(${PROJECT_SOURCE_DIR}/include)
 target_include_directories(ezsp PRIVATE ${PROJECT_SOURCE_DIR}/src)