diff --git a/bot-slack/package-lock.json b/bot-slack/package-lock.json
index 1670ec37..ed72e3e2 100644
--- a/bot-slack/package-lock.json
+++ b/bot-slack/package-lock.json
@@ -22,7 +22,7 @@
             },
             "devDependencies": {
                 "jest": "^29.4.2",
-                "prettier": "2.8.4"
+                "prettier": "3.4.2"
             },
             "engines": {
                 "node": "22.x"
@@ -5107,15 +5107,15 @@
             }
         },
         "node_modules/prettier": {
-            "version": "2.8.4",
-            "resolved": "https://registry.npmjs.org/prettier/-/prettier-2.8.4.tgz",
-            "integrity": "sha512-vIS4Rlc2FNh0BySk3Wkd6xmwxB0FpOndW5fisM5H8hsZSxU2VWVB5CWIkIjWvrHjIhxk2g3bfMKM87zNTrZddw==",
+            "version": "3.4.2",
+            "resolved": "https://registry.npmjs.org/prettier/-/prettier-3.4.2.tgz",
+            "integrity": "sha512-e9MewbtFo+Fevyuxn/4rrcDAaq0IYxPGLvObpQjiZBMAzB9IGmzlnG9RZy3FFas+eBMu2vA0CszMeduow5dIuQ==",
             "dev": true,
             "bin": {
-                "prettier": "bin-prettier.js"
+                "prettier": "bin/prettier.cjs"
             },
             "engines": {
-                "node": ">=10.13.0"
+                "node": ">=14"
             },
             "funding": {
                 "url": "https://github.com/prettier/prettier?sponsor=1"
diff --git a/bot-slack/package.json b/bot-slack/package.json
index 1337ebea..82ecccaa 100644
--- a/bot-slack/package.json
+++ b/bot-slack/package.json
@@ -37,6 +37,6 @@
     ],
     "devDependencies": {
         "jest": "^29.4.2",
-        "prettier": "2.8.4"
+        "prettier": "3.4.2"
     }
 }