diff --git a/rust/agama-lib/share/profile.schema.json b/rust/agama-lib/share/profile.schema.json
index b8f44fab31..3c1badd104 100644
--- a/rust/agama-lib/share/profile.schema.json
+++ b/rust/agama-lib/share/profile.schema.json
@@ -72,7 +72,7 @@
         { "required": [ "stopOnBootMenu" ]},
         { "required": [ "timeout" ]},
         { "not": {
-          "allOf": [
+          "anyOf": [
             { "required": [ "stopOnBootMenu" ]},
             { "required": [ "timeout" ]}
           ]