diff --git a/CMakeLists.txt b/CMakeLists.txt
index 3348f91..771dc1c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -59,7 +59,7 @@ target_include_directories(
   PUBLIC "./include"
   PRIVATE "./src" "./src/include" "./protocols" "${CMAKE_BINARY_DIR}")
 set_target_properties(aquamarine PROPERTIES VERSION ${AQUAMARINE_VERSION}
-                                            SOVERSION 3)
+                                            SOVERSION 4)
 target_link_libraries(aquamarine OpenGL::EGL OpenGL::OpenGL PkgConfig::deps)
 
 check_include_file("sys/timerfd.h" HAS_TIMERFD)
diff --git a/VERSION b/VERSION
index 0bfccb0..8f0916f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.4.5
+0.5.0