diff --git a/package.json b/package.json
index 700e001..dcba20c 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "skate-spots",
   "private": true,
-  "version": "1.2.41",
+  "version": "1.2.42",
   "type": "module",
   "homepage": "https://skate-spots.com",
   "scripts": {
diff --git a/src/hooks/useDirectMessages.ts b/src/hooks/useDirectMessages.ts
index f63f235..ca2f170 100644
--- a/src/hooks/useDirectMessages.ts
+++ b/src/hooks/useDirectMessages.ts
@@ -322,6 +322,12 @@ export function useConversation(otherPubkey: string) {
 
           // Check if this message is part of the conversation with otherPubkey
           const pTags = rumor.tags.filter(t => t[0] === 'p').map(t => t[1]);
+
+          // 1:1 only. A rumor with more than one recipient is a GROUP message
+          // (handled by useGroupConversation). Without this guard a group chat
+          // leaks into the 1:1 thread with each of its participants.
+          if (pTags.length > 1) continue;
+
           const isFromOther = rumor.pubkey === otherPubkey;
           const isToOther = pTags.includes(otherPubkey);
           const isFromMe = rumor.pubkey === user.pubkey;
@@ -428,6 +434,13 @@ export function useConversations() {
 
           // Determine conversation partner
           const pTags = rumor.tags.filter(t => t[0] === 'p').map(t => t[1]);
+
+          // 1:1 list only. A rumor addressed to more than one recipient is a
+          // GROUP message (surfaced by useGroupConversations). Without this
+          // guard each group would masquerade as a phantom 1:1 with whichever
+          // participant happened to speak, and would appear twice in the UI.
+          if (pTags.length > 1) continue;
+
           let conversationWith: string;
 
           if (rumor.pubkey === user.pubkey) {