diff --git a/CHANGES_NEXT_RELEASE b/CHANGES_NEXT_RELEASE
index 267d2503..ac92e429 100644
--- a/CHANGES_NEXT_RELEASE
+++ b/CHANGES_NEXT_RELEASE
@@ -1,2 +1 @@
-- Upgrade express from 4.19.2 to 4.20.0
-- Upgrade body-parser dep from 1.18.2 to 1.20.3
+- Upgrade smpp dep from 0.3.1 to 0.5.1
\ No newline at end of file
diff --git a/package.json b/package.json
index 2106de9d..4b65ede2 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "nodemailer-smtp-transport": "~2.7.2",
     "request": "2.88.2",
     "nanoid": "3.3.4",
-    "smpp": "0.3.1",
+    "smpp": "0.5.1",
     "swagger-jsdoc": "~3.4.0",
     "swagger-ui-express": "~4.1.1",
     "twitter": "~1.7.1",