diff --git a/ui/src/assets/schema/provider/filebacked-http-common.editor.schema.json b/ui/src/assets/schema/provider/filebacked-http-common.editor.schema.json
index 2b5d368e4..ca8ea2646 100644
--- a/ui/src/assets/schema/provider/filebacked-http-common.editor.schema.json
+++ b/ui/src/assets/schema/provider/filebacked-http-common.editor.schema.json
@@ -159,7 +159,23 @@
                 "initializeFromBackupFile": [
                     true
                 ]
-            }
+            },
+            "widget": {
+                "id": "datalist",
+                "data": [
+                    "PT0S",
+                    "PT30S",
+                    "PT1M",
+                    "PT10M",
+                    "PT30M",
+                    "PT1H",
+                    "PT4H",
+                    "PT12H",
+                    "PT24H"
+                ]
+            },
+            "default": null,
+            "pattern": "^(R\\d*\\/)?P(?:\\d+(?:\\.\\d+)?Y)?(?:\\d+(?:\\.\\d+)?M)?(?:\\d+(?:\\.\\d+)?W)?(?:\\d+(?:\\.\\d+)?D)?(?:T(?:\\d+(?:\\.\\d+)?H)?(?:\\d+(?:\\.\\d+)?M)?(?:\\d+(?:\\.\\d+)?S)?)?$"
         },
         "requireValidMetadata": {
             "title": "Require Valid Metadata?",
diff --git a/ui/src/assets/schema/provider/filebacked-http-common.schema.json b/ui/src/assets/schema/provider/filebacked-http-common.schema.json
index 4e01b4f76..2b318c44c 100644
--- a/ui/src/assets/schema/provider/filebacked-http-common.schema.json
+++ b/ui/src/assets/schema/provider/filebacked-http-common.schema.json
@@ -96,7 +96,23 @@
                 "initializeFromBackupFile": [
                     true
                 ]
-            }
+            },
+            "widget": {
+                "id": "datalist",
+                "data": [
+                    "PT0S",
+                    "PT30S",
+                    "PT1M",
+                    "PT10M",
+                    "PT30M",
+                    "PT1H",
+                    "PT4H",
+                    "PT12H",
+                    "PT24H"
+                ]
+            },
+            "default": null,
+            "pattern": "^(R\\d*\\/)?P(?:\\d+(?:\\.\\d+)?Y)?(?:\\d+(?:\\.\\d+)?M)?(?:\\d+(?:\\.\\d+)?W)?(?:\\d+(?:\\.\\d+)?D)?(?:T(?:\\d+(?:\\.\\d+)?H)?(?:\\d+(?:\\.\\d+)?M)?(?:\\d+(?:\\.\\d+)?S)?)?$"
         },
         "requireValidMetadata": {
             "title": "Require Valid Metadata?",