diff --git a/data/fields/seamark/beacon_isolated_danger/shape.json b/data/fields/seamark/beacon_isolated_danger/shape.json
index b62f6546..d33b454f 100644
--- a/data/fields/seamark/beacon_isolated_danger/shape.json
+++ b/data/fields/seamark/beacon_isolated_danger/shape.json
@@ -1,5 +1,12 @@
 {
     "key": "seamark:beacon_isolated_danger:shape",
     "type": "combo",
-    "label": "Shape"
+    "label": "Shape",
+    "strings": {
+        "options": {
+            "pile": "Pile",
+            "stake": "Stake",
+            "tower": "Tower"
+        }
+    }
 }