diff --git a/package.json b/package.json
index ce4575b..3d07202 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "skate-spots",
   "private": true,
-  "version": "1.2.39",
+  "version": "1.2.40",
   "type": "module",
   "homepage": "https://skate-spots.com",
   "scripts": {
diff --git a/src/components/SpotOwnership.tsx b/src/components/SpotOwnership.tsx
index 9e7f55b..fde9421 100644
--- a/src/components/SpotOwnership.tsx
+++ b/src/components/SpotOwnership.tsx
@@ -148,12 +148,15 @@ export function SpotOwnership({ spot }: SpotOwnershipProps) {
       // This creates a new addressable event with the same d-tag but new owner
       const eventTags: string[][] = [];
       
-      // Copy all original tags except the ones we're changing
+      // Copy all original tags EXCEPT provenance markers we're about to (re)set.
+      // Without this filter, claiming a spot that was itself a prior claim would
+      // stack multiple claim-from/claim-reason pairs on the event.
       for (const tag of spot.event.tags) {
+        if (tag[0] === 'claim-from' || tag[0] === 'claim-reason') continue;
         eventTags.push([...tag]);
       }
       
-      // Add claim reference
+      // Add a single, fresh claim reference pointing at the immediate prior owner.
       eventTags.push(['claim-from', spot.pubkey]);
       eventTags.push(['claim-reason', isAbandoned ? 'abandoned' : 'transfer']);