diff --git a/packages/pieces/community/slack/package.json b/packages/pieces/community/slack/package.json
index 5c246bced3d..3b174283ab1 100644
--- a/packages/pieces/community/slack/package.json
+++ b/packages/pieces/community/slack/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@activepieces/piece-slack",
-  "version": "0.12.2",
+  "version": "0.12.3",
   "dependencies": {
     "@slack/web-api": "7.9.0",
     "slackify-markdown": "4.4.0"
diff --git a/packages/pieces/community/slack/src/lib/actions/invite-user-to-channel.ts b/packages/pieces/community/slack/src/lib/actions/invite-user-to-channel.ts
index 314ba4ce520..af3ed2b2ed1 100644
--- a/packages/pieces/community/slack/src/lib/actions/invite-user-to-channel.ts
+++ b/packages/pieces/community/slack/src/lib/actions/invite-user-to-channel.ts
@@ -11,7 +11,7 @@ export const inviteUserToChannelAction = createAction({
 	props: {
 		info: singleSelectChannelInfo,
 		channel: slackChannel(true),
-		userId,
+		userId: userId(true),
 	},
 	async run(context) {
 		const client = new WebClient(context.auth.access_token);
diff --git a/packages/pieces/community/slack/src/lib/actions/request-action-direct-message.ts b/packages/pieces/community/slack/src/lib/actions/request-action-direct-message.ts
index 4cc677b6c2e..0054c6c9f26 100644
--- a/packages/pieces/community/slack/src/lib/actions/request-action-direct-message.ts
+++ b/packages/pieces/community/slack/src/lib/actions/request-action-direct-message.ts
@@ -18,7 +18,7 @@ export const requestActionDirectMessageAction = createAction({
   description:
     'Send a message to a user and wait until the user selects an action',
   props: {
-    userId,
+    userId: userId(true),
     text,
     actions,
     username,
diff --git a/packages/pieces/community/slack/src/lib/actions/request-approval-direct-message.ts b/packages/pieces/community/slack/src/lib/actions/request-approval-direct-message.ts
index 96954caa18a..489b31e1b81 100644
--- a/packages/pieces/community/slack/src/lib/actions/request-approval-direct-message.ts
+++ b/packages/pieces/community/slack/src/lib/actions/request-approval-direct-message.ts
@@ -16,7 +16,7 @@ export const requestApprovalDirectMessageAction = createAction({
   description:
     'Send approval message to a user and then wait until the message is approved or disapproved',
   props: {
-    userId,
+    userId: userId(true),
     text,
     username,
     profilePicture,
diff --git a/packages/pieces/community/slack/src/lib/actions/send-direct-message-action.ts b/packages/pieces/community/slack/src/lib/actions/send-direct-message-action.ts
index 18171eb2011..ba7dd91fef4 100644
--- a/packages/pieces/community/slack/src/lib/actions/send-direct-message-action.ts
+++ b/packages/pieces/community/slack/src/lib/actions/send-direct-message-action.ts
@@ -20,7 +20,7 @@ export const slackSendDirectMessageAction = createAction({
   displayName: 'Send Message To A User',
   description: 'Send message to a user',
   props: {
-    userId,
+    userId: userId(true),
     text,
     username,
     profilePicture,
diff --git a/packages/pieces/community/slack/src/lib/common/props.ts b/packages/pieces/community/slack/src/lib/common/props.ts
index 4e893ed3564..95d42b872a2 100644
--- a/packages/pieces/community/slack/src/lib/common/props.ts
+++ b/packages/pieces/community/slack/src/lib/common/props.ts
@@ -90,45 +90,46 @@ export const blocks = Property.Json({
   defaultValue: []
 });
 
-export const userId = Property.Dropdown<string,true,typeof slackAuth>({
-  auth: slackAuth,
-  displayName: 'User',
-  required: true,
-  refreshers: [],
-  async options({ auth }) {
-    if (!auth) {
-      return {
-        disabled: true,
-        placeholder: 'connect slack account',
-        options: [],
-      };
-    }
+export const userId = <R extends boolean>(required: R) =>
+  Property.Dropdown<string, R, typeof slackAuth>({
+    auth: slackAuth,
+    displayName: 'User',
+    required,
+    refreshers: [],
+    async options({ auth }) {
+      if (!auth) {
+        return {
+          disabled: true,
+          placeholder: 'connect slack account',
+          options: [],
+        };
+      }
 
-    const accessToken = (auth as OAuth2PropertyValue).access_token;
-
-    const client = new WebClient(accessToken);
-    const users: { label: string; value: string }[] = [];
-    for await (const page of client.paginate('users.list', {
-      limit: 1000, // Only limits page size, not total number of results
-    })) {
-      const response = page as UsersListResponse;
-      if (response.members) {
-        users.push(
-          ...response.members
-            .filter((member) => !member.deleted)
-            .map((member) => {
-              return { label: member.name || '', value: member.id || '' };
-            })
-        );
+      const accessToken = (auth as OAuth2PropertyValue).access_token;
+
+      const client = new WebClient(accessToken);
+      const users: { label: string; value: string }[] = [];
+      for await (const page of client.paginate('users.list', {
+        limit: 1000, // Only limits page size, not total number of results
+      })) {
+        const response = page as UsersListResponse;
+        if (response.members) {
+          users.push(
+            ...response.members
+              .filter((member) => !member.deleted)
+              .map((member) => {
+                return { label: member.name || '', value: member.id || '' };
+              })
+          );
+        }
       }
-    }
-    return {
-      disabled: false,
-      placeholder: 'Select User',
-      options: users,
-    };
-  },
-});
+      return {
+        disabled: false,
+        placeholder: 'Select User',
+        options: users,
+      };
+    },
+  });
 
 export const text = Property.LongText({
   displayName: 'Message',
diff --git a/packages/pieces/community/slack/src/lib/triggers/new-command-in-direct-message.ts b/packages/pieces/community/slack/src/lib/triggers/new-command-in-direct-message.ts
index 2f2ae843483..6cbe055816d 100644
--- a/packages/pieces/community/slack/src/lib/triggers/new-command-in-direct-message.ts
+++ b/packages/pieces/community/slack/src/lib/triggers/new-command-in-direct-message.ts
@@ -14,7 +14,7 @@ export const newCommandInDirectMessageTrigger = createTrigger({
   description:
     'Triggers when a specific command is sent to the bot (e.g., @bot command arg1 arg2) via Direct Message.',
   props: {
-    user: userId,
+    user: userId(true),
     commands: Property.Array({
       displayName: 'Commands',
       description:
diff --git a/packages/pieces/community/slack/src/lib/triggers/new-command.ts b/packages/pieces/community/slack/src/lib/triggers/new-command.ts
index 584d11dafb3..22c1331eb05 100644
--- a/packages/pieces/community/slack/src/lib/triggers/new-command.ts
+++ b/packages/pieces/community/slack/src/lib/triggers/new-command.ts
@@ -16,7 +16,7 @@ export const newCommand = createTrigger({
     'Triggers when a specific command is sent to the bot (e.g., @bot command arg1 arg2)',
   props: {
     info: multiSelectChannelInfo,
-    user: userId,
+    user: userId(true),
     commands: Property.Array({
       displayName: 'Commands',
       description:
diff --git a/packages/pieces/community/slack/src/lib/triggers/new-mention-in-direct-message.ts b/packages/pieces/community/slack/src/lib/triggers/new-mention-in-direct-message.ts
index acd165104bc..267127fafd7 100644
--- a/packages/pieces/community/slack/src/lib/triggers/new-mention-in-direct-message.ts
+++ b/packages/pieces/community/slack/src/lib/triggers/new-mention-in-direct-message.ts
@@ -13,7 +13,7 @@ export const newMentionInDirectMessageTrigger = createTrigger({
   description:
     'Triggers when a username is mentioned in a direct message channel.',
   props: {
-    user: userId,
+    user: userId(true),
     ignoreBots: Property.Checkbox({
       displayName: 'Ignore Bot Messages ?',
       required: true,
diff --git a/packages/pieces/community/slack/src/lib/triggers/new-mention.ts b/packages/pieces/community/slack/src/lib/triggers/new-mention.ts
index e478dce9d30..b1ebe558967 100644
--- a/packages/pieces/community/slack/src/lib/triggers/new-mention.ts
+++ b/packages/pieces/community/slack/src/lib/triggers/new-mention.ts
@@ -14,7 +14,7 @@ export const newMention = createTrigger({
   description: 'Triggers when a username is mentioned.',
   props: {
     info: multiSelectChannelInfo,
-    user: userId,
+    user: userId(true),
     channels: Property.MultiSelectDropdown({
       auth: slackAuth,
       displayName: 'Channels',
diff --git a/packages/pieces/community/slack/src/lib/triggers/new-reaction-added.ts b/packages/pieces/community/slack/src/lib/triggers/new-reaction-added.ts
index a9dc7c576fb..dd1e969660d 100644
--- a/packages/pieces/community/slack/src/lib/triggers/new-reaction-added.ts
+++ b/packages/pieces/community/slack/src/lib/triggers/new-reaction-added.ts
@@ -5,7 +5,7 @@ import {
   createTrigger,
 } from '@activepieces/pieces-framework';
 import { slackAuth } from '../../';
-import { getChannels, multiSelectChannelInfo } from '../common/props';
+import { getChannels, multiSelectChannelInfo, userId } from '../common/props';
 
 
 export const newReactionAdded = createTrigger({
@@ -20,6 +20,7 @@ export const newReactionAdded = createTrigger({
       description: 'Select emojis to trigger on',
       required: false,
     }),
+    user: userId(false),
     channels: Property.MultiSelectDropdown({
       auth: slackAuth,
       displayName: 'Channels',
@@ -67,6 +68,11 @@ export const newReactionAdded = createTrigger({
     const payloadBody = context.payload.body as PayloadBody;
     const channels = (context.propsValue.channels as string[]) ?? [];
 
+    // Filter by user if specified
+    if (context.propsValue.user && payloadBody.event.user !== context.propsValue.user) {
+      return [];
+    }
+
     // Filter by emoji if specified
     if (context.propsValue.emojis) {
       if (!context.propsValue.emojis.includes(payloadBody.event.reaction)) {
@@ -85,6 +91,7 @@ export const newReactionAdded = createTrigger({
 
 type PayloadBody = {
   event: {
+    user: string;
     reaction: string;
     item: {
       channel: string;