diff --git a/ui/src/assets/schema/provider/filebacked-http-reloading.schema.json b/ui/src/assets/schema/provider/filebacked-http-reloading.schema.json
index 6467d6c45..4de59a093 100644
--- a/ui/src/assets/schema/provider/filebacked-http-reloading.schema.json
+++ b/ui/src/assets/schema/provider/filebacked-http-reloading.schema.json
@@ -54,13 +54,13 @@
                     "type": "string",
                     "widget": {
                         "id": "number",
-                        "step": "any"
+                        "step": 0.01
                     },
                     "placeholder": "label.real-number",
                     "minimum": 0,
                     "maximum": 1,
                     "default": null,
-                    "pattern": "^(0(\\.\\d+)?|1(\\.0+)?)?$"
+                    "pattern": "^([0]*(\\.[0-9]+)?|[0]*\\.[0-9]*[1-9][0-9]*)$"
                 }
             }
         }