diff --git a/core/commands.json b/core/commands.json
index e4bc7f96..5d4e3048 100644
--- a/core/commands.json
+++ b/core/commands.json
@@ -1334,7 +1334,6 @@
     "arguments": [
       {
         "name": "seconds",
-        "optional": true,
         "type": "double"
       }
     ],
diff --git a/core/commands_gen.go b/core/commands_gen.go
index e55c2850..28f7b31f 100644
--- a/core/commands_gen.go
+++ b/core/commands_gen.go
@@ -1500,7 +1500,6 @@ var commandsJSON = `{
     "arguments": [
       {
         "name": "seconds",
-        "optional": true,
         "type": "double"
       }
     ],