diff --git a/bin/em/variabletime/web/js/record.js b/bin/em/variabletime/web/js/record.js
index e01b01f..924a538 100644
--- a/bin/em/variabletime/web/js/record.js
+++ b/bin/em/variabletime/web/js/record.js
@@ -404,6 +404,7 @@ const Record = function(tp) {
             hot[layerID][propTitle].recording.push({
                 position,
                 value,
+                type: 'linear',
             });
             const recording = {
                 [propTitle]: value,