diff --git a/openflexure_microscope/plugins/testing/form_example/forms.json b/openflexure_microscope/plugins/testing/form_example/forms.json
index 0739ea28..6bc16dc0 100644
--- a/openflexure_microscope/plugins/testing/form_example/forms.json
+++ b/openflexure_microscope/plugins/testing/form_example/forms.json
@@ -11,7 +11,6 @@
       "schema": [
         [{
             "fieldType": "numberInput",
-            "placeholder": "Some integer",
             "name": "val_int",
             "label": "Number value",
             "minValue": 0
@@ -65,7 +64,6 @@
       "submitLabel": "Start task",
       "schema": [{
         "fieldType": "numberInput",
-        "placeholder": "",
         "name": "run_time",
         "label": "Run time (seconds)",
         "minValue": 1