diff --git a/meson.build b/meson.build
index 927684e..297774a 100644
--- a/meson.build
+++ b/meson.build
@@ -1,4 +1,5 @@
 project('SciQLOP', 'cpp',default_options : ['cpp_std=c++17'], meson_version:'>=0.47.0')
+add_global_arguments('-DSCIQLOP_VERSION="1.0.0"', language : 'cpp')
 
 qt5 = import('qt5')
 qt5core = dependency('qt5', modules : 'Core')