diff --git a/composer.json b/composer.json
index c07fc1d..ef35387 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
 		"erusev/parsedown-extra": "0.8.1",
 		"giggsey/libphonenumber-for-php": "8.13.17",
 		"google/apiclient": "2.15.0",
-		"tecnickcom/tcpdf": "6.6.2"
+		"tecnickcom/tcpdf": "6.7.4"
 	},
 	"require-dev": {
 		"phpunit/phpunit": "9.6.9"
diff --git a/composer.lock b/composer.lock
index 8014b55..7497be4 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "fca37396edc4a8055fc663e46a960db2",
+    "content-hash": "b541f294b7474b60f6b9a104b76fb031",
     "packages": [
         {
             "name": "edoceo/lowline",
@@ -1963,20 +1963,20 @@
         },
         {
             "name": "tecnickcom/tcpdf",
-            "version": "6.6.2",
+            "version": "6.7.4",
             "source": {
                 "type": "git",
                 "url": "https://github.com/tecnickcom/TCPDF.git",
-                "reference": "e3cffc9bcbc76e89e167e9eb0bbda0cab7518459"
+                "reference": "d4adef47ca21c90e6483d59dcb9e5b1023696937"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/e3cffc9bcbc76e89e167e9eb0bbda0cab7518459",
-                "reference": "e3cffc9bcbc76e89e167e9eb0bbda0cab7518459",
+                "url": "https://api.github.com/repos/tecnickcom/TCPDF/zipball/d4adef47ca21c90e6483d59dcb9e5b1023696937",
+                "reference": "d4adef47ca21c90e6483d59dcb9e5b1023696937",
                 "shasum": ""
             },
             "require": {
-                "php": ">=5.3.0"
+                "php": ">=5.5.0"
             },
             "type": "library",
             "autoload": {
@@ -2001,7 +2001,7 @@
             },
             "notification-url": "https://packagist.org/downloads/",
             "license": [
-                "LGPL-3.0-only"
+                "LGPL-3.0-or-later"
             ],
             "authors": [
                 {
@@ -2023,7 +2023,7 @@
             ],
             "support": {
                 "issues": "https://github.com/tecnickcom/TCPDF/issues",
-                "source": "https://github.com/tecnickcom/TCPDF/tree/6.6.2"
+                "source": "https://github.com/tecnickcom/TCPDF/tree/6.7.4"
             },
             "funding": [
                 {
@@ -2031,7 +2031,7 @@
                     "type": "custom"
                 }
             ],
-            "time": "2022-12-17T10:28:59+00:00"
+            "time": "2024-03-25T23:56:24+00:00"
         }
     ],
     "packages-dev": [