diff --git a/CHANGELOG.md b/CHANGELOG.md
index 548b569..8de2605 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 4.0.4
+
+* update axios to 1.7.2
+
 ## 4.0.3
 
 * updated models to support adding content disposition to attachments
diff --git a/package-lock.json b/package-lock.json
index c8ff4a5..d3d0e69 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "postmark",
-  "version": "4.0.3",
+  "version": "4.0.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
@@ -554,11 +554,11 @@
       "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q=="
     },
     "axios": {
-      "version": "1.6.2",
-      "resolved": "https://registry.npmjs.org/axios/-/axios-1.6.2.tgz",
-      "integrity": "sha512-7i24Ri4pmDRfJTR7LDBhsOTtcm+9kjX5WiY1X3wIisx6G9So3pfMkEiU7emUBe46oceVImccTEM3k6C5dbVW8A==",
+      "version": "1.7.2",
+      "resolved": "https://registry.npmjs.org/axios/-/axios-1.7.2.tgz",
+      "integrity": "sha512-2A8QhOMrbomlDuiLeK9XibIBzuHeRcqqNOHp0Cyp5EoJ1IFDh+XZH3A6BkXtv0K4gFGCI0Y4BM7B1wOEi0Rmgw==",
       "requires": {
-        "follow-redirects": "^1.15.0",
+        "follow-redirects": "^1.15.6",
         "form-data": "^4.0.0",
         "proxy-from-env": "^1.1.0"
       }
@@ -1123,9 +1123,9 @@
       "dev": true
     },
     "follow-redirects": {
-      "version": "1.15.3",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.3.tgz",
-      "integrity": "sha512-1VzOtuEM8pC9SFU1E+8KfTjZyMztRsgEfwQl44z8A25uy13jSzTj6dyK2Df52iV0vgHCfBwLhDWevLn95w5v6Q=="
+      "version": "1.15.6",
+      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.6.tgz",
+      "integrity": "sha512-wWN62YITEaOpSK584EZXJafH1AGpO8RVgElfkuXbTOrPX4fIfOyEpW/CsiNd8JdYrAoOvafRTOEnvsO++qCqFA=="
     },
     "form-data": {
       "version": "4.0.0",
diff --git a/package.json b/package.json
index 649d088..fe15548 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "sending",
     "transactional"
   ],
-  "version": "4.0.3",
+  "version": "4.0.4",
   "author": "Igor Balos",
   "contributors": [
     "Igor Balos",
@@ -80,6 +80,6 @@
     "typescript": "^4.7.4"
   },
   "dependencies": {
-    "axios": "^1.6.2"
+    "axios": "^1.7.2"
   }
 }