diff --git a/meson.build b/meson.build
index 50e9f3f41cdf917181a53ba77ddfb20cef826670..643deca45191baa991055fe6d88f4d14bbf05f71 100644
--- a/meson.build
+++ b/meson.build
@@ -151,7 +151,7 @@ add_project_arguments('-DHAVE_CONFIG_H', language: ['c', 'cpp'])
 #################################################
 # Build targets
 #################################################
-add_project_arguments('-LIBJAMI_BUILD', language: ['c', 'cpp'])
+add_project_arguments('-DLIBJAMI_BUILD', language: ['c', 'cpp'])
 if get_option('default_library') != 'static'
     add_project_arguments('-Djami_EXPORTS', language: ['c', 'cpp'])
 endif