diff --git a/meson.build b/meson.build
index bdc9058c..ec347ae2 100644
--- a/meson.build
+++ b/meson.build
@@ -8,7 +8,7 @@ project('libratbag', 'c',
 # No backwards/forwards guarantee, clients are expected to understand
 # whatever ratbagd speaks or bail out. This should be removed if we ever
 # finish the API and declare it stable.
-ratbagd_api_version = 1
+ratbagd_api_version = 2
 
 # We use libtool-version numbers because it's easier to understand.
 # Before making a release, the libratbag_so_* and liblur_so_*