diff --git a/picard/__init__.py b/picard/__init__.py
index 2b5071737..cebc496cf 100644
--- a/picard/__init__.py
+++ b/picard/__init__.py
@@ -86,4 +86,5 @@ else:
 # Keep those ordered
 api_versions = [
     "2.0",
+    "2.1"
 ]