diff --git a/server/api/messages/[instanceId]/react.post.ts b/server/api/messages/[instanceId]/react.post.ts
index bc86ae2..6501184 100644
--- a/server/api/messages/[instanceId]/react.post.ts
+++ b/server/api/messages/[instanceId]/react.post.ts
@@ -39,12 +39,13 @@ export default defineEventHandler(async (event) => {
 
     const rawMessage = msgResult.rows[0].raw_message
     const jid = rawMessage?.key?.remoteJid
+    const fromMe = rawMessage?.key?.fromMe || false
 
     if (!jid) {
       throw createError({ statusCode: 400, message: 'Could not determine message JID' })
     }
 
-    await baileysManager.sendReaction(instanceId, jid, body.messageId, body.emoji)
+    await baileysManager.sendReaction(instanceId, jid, body.messageId, body.emoji, fromMe)
 
     return { success: true, messageId: body.messageId, emoji: body.emoji }
   } catch (error: any) {
diff --git a/server/services/baileys/manager.ts b/server/services/baileys/manager.ts
index 50c1905..cb26776 100644
--- a/server/services/baileys/manager.ts
+++ b/server/services/baileys/manager.ts
@@ -587,7 +587,7 @@ class BaileysManager extends EventEmitter {
   /**
    * Send a reaction to a message
    */
-  async sendReaction(instanceId: string, jid: string, messageId: string, emoji: string): Promise<void> {
+  async sendReaction(instanceId: string, jid: string, messageId: string, emoji: string, fromMe: boolean = false): Promise<void> {
     const managed = this.instances.get(instanceId)
     if (!managed?.socket) {
       throw new Error('Instance not connected')
@@ -598,11 +598,12 @@ class BaileysManager extends EventEmitter {
         text: emoji,
         key: {
           remoteJid: jid,
-          id: messageId
+          id: messageId,
+          fromMe: fromMe
         }
       }
     })
-    console.log(`[BaileysManager] Sent reaction ${emoji} to message ${messageId}`)
+    console.log(`[BaileysManager] Sent reaction ${emoji} to message ${messageId} (fromMe: ${fromMe})`)
   }
 
   /**
diff --git a/server/utils/mcp.ts b/server/utils/mcp.ts
index e0c9d48..ac7bfb4 100644
--- a/server/utils/mcp.ts
+++ b/server/utils/mcp.ts
@@ -1094,12 +1094,13 @@ export async function handleToolCall(toolName: string, args: Record<string, any>
 
         const rawMessage = msgResult.rows[0].raw_message
         const jid = rawMessage?.key?.remoteJid
+        const fromMe = rawMessage?.key?.fromMe || false
 
         if (!jid) {
           return mcpError('No se pudo determinar el JID del mensaje')
         }
 
-        await baileysManager.sendReaction(instanceId, jid, messageId, emoji)
+        await baileysManager.sendReaction(instanceId, jid, messageId, emoji, fromMe)
 
         return mcpSuccess({
           ok: true,