diff --git a/source/behavior/animations/1.8.0/animations.json b/source/behavior/animations/1.8.0/animations.json
index aeaf9081..cf0fe34d 100644
--- a/source/behavior/animations/1.8.0/animations.json
+++ b/source/behavior/animations/1.8.0/animations.json
@@ -83,7 +83,7 @@
             "propertyNames": { "pattern": "^(\\d+\\.\\d+|\\d+)$", "examples": ["0.0", "1.0"] },
             "additionalProperties": {
               "oneOf": [
-                { "$ref": "#/definitions/commands" },
+                { "type": "string", "$ref": "#/definitions/commands" },
                 { "type": "array", "title": "Collection Timelime Items", "items": { "$ref": "#/definitions/commands" } }
               ]
             }