diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6e6998c..0e66834 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -18,7 +18,7 @@ endif()
 project(libsoundio C CXX)
 set(CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake ${CMAKE_MODULE_PATH})
 
-set(LIBSOUNDIO_VERSION_MAJOR 0)
+set(LIBSOUNDIO_VERSION_MAJOR 1)
 set(LIBSOUNDIO_VERSION_MINOR 0)
 set(LIBSOUNDIO_VERSION_PATCH 0)
 set(LIBSOUNDIO_VERSION "${LIBSOUNDIO_VERSION_MAJOR}.${LIBSOUNDIO_VERSION_MINOR}.${LIBSOUNDIO_VERSION_PATCH}")