diff --git a/deno.json b/deno.json
index fc82d79..dbb7183 100644
--- a/deno.json
+++ b/deno.json
@@ -13,7 +13,7 @@
   },
   "imports": {
     "@std/assert": "jsr:@std/assert@^1.0.19",
-    "nodemailer": "npm:nodemailer@^9.0.1"
+    "nodemailer": "npm:nodemailer@^9.0.3"
   },
   "fmt": {
     "semiColons": true,
diff --git a/deno.lock b/deno.lock
index 3d5642f..ff61c75 100644
--- a/deno.lock
+++ b/deno.lock
@@ -3,7 +3,7 @@
   "specifiers": {
     "jsr:@std/assert@^1.0.19": "1.0.19",
     "jsr:@std/internal@^1.0.12": "1.0.12",
-    "npm:nodemailer@^9.0.1": "9.0.1"
+    "npm:nodemailer@^9.0.3": "9.0.3"
   },
   "jsr": {
     "@std/assert@1.0.19": {
@@ -17,14 +17,14 @@
     }
   },
   "npm": {
-    "nodemailer@9.0.1": {
-      "integrity": "sha512-Gwv8SQewT616ZM/URn0H54b8PWo/Wum7md3EW2aWy1lO27+WZCX+Xyak3J+NlmHUjDh5ME+uesJUDRbR3Ye8Bw=="
+    "nodemailer@9.0.3": {
+      "integrity": "sha512-n+YP+NKwR5zRWa60k3GiQ6Q3B4KXCoAw40dAKeCtYn020iNN74aWK2liXIC3ZEATeGql7we3tE3t8QwhY0eskw=="
     }
   },
   "workspace": {
     "dependencies": [
       "jsr:@std/assert@^1.0.19",
-      "npm:nodemailer@^9.0.1"
+      "npm:nodemailer@^9.0.3"
     ]
   }
 }