diff --git a/SAS/TMSS/src/tmss/tmssapp/schemas/task_template-target_observation-1.json b/SAS/TMSS/src/tmss/tmssapp/schemas/task_template-target_observation-1.json
index ed66e449198c0b3e3eb7e78eabcd112a9a2111cf..f9fd0edd0b36cba85207584afb92b2e6171e3160 100644
--- a/SAS/TMSS/src/tmss/tmssapp/schemas/task_template-target_observation-1.json
+++ b/SAS/TMSS/src/tmss/tmssapp/schemas/task_template-target_observation-1.json
@@ -122,6 +122,7 @@
           },
           "digital_pointing": {
             "type": "object",
+            "default": {},
             "required": [
               "angle1",
               "angle2"