diff --git a/.travis.yml b/.travis.yml
index 784b88ba2a3..9c47c130efb 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -22,6 +22,7 @@ cache:
 php:
   - 7.1
   - 7.2
+  - 7.3
 
 env:
   - DATABASE_URL=mysql://root:@localhost/cube4_dev DATABASE_SERVER_VERSION=5
diff --git a/composer.json b/composer.json
index 9c6c9bb1851..295b5185b0f 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
     "minimum-stability": "stable",
     "require": {
         "php": "^7.1.3",
-        "ext-intl": "^1.1",
+        "ext-intl": "*",
         "ext-mbstring": "*",
         "composer/ca-bundle": "^1.1",
         "composer/composer": "^1.6",
@@ -48,7 +48,8 @@
         "psr/simple-cache": "^1.0",
         "sensio/framework-extra-bundle": "^5.1",
         "sensio/generator-bundle": "^3.1",
-        "setasign/fpdi-tcpdf": "^2.0",
+        "setasign/fpdi": "^2.2",
+        "setasign/fpdi-tcpdf": "^2.2",
         "suncat/mobile-detect-bundle": "^1.1",
         "swiftmailer/swiftmailer": "^6.1",
         "symfony/asset": "^3.4",
@@ -100,6 +101,7 @@
         "symfony/web-server-bundle": "^3.4",
         "symfony/workflow": "^3.4",
         "symfony/yaml": "^3.4",
+        "tecnickcom/tcpdf": "^6.2",
         "twig/extensions": "^1.5",
         "twig/twig": "^2.4",
         "vlucas/phpdotenv": "v2.4.0"
diff --git a/composer.lock b/composer.lock
index 6bacbbfbbc5..f4d90f3e3eb 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": "dcc92aaca121508dd151dee97c178d06",
+    "content-hash": "88f0068d67d51e28078cf25ca541e669",
     "packages": [
         {
             "name": "composer/ca-bundle",
@@ -9632,7 +9632,7 @@
     "prefer-lowest": false,
     "platform": {
         "php": "^7.1.3",
-        "ext-intl": "^1.1",
+        "ext-intl": "*",
         "ext-mbstring": "*"
     },
     "platform-dev": [],
diff --git a/symfony.lock b/symfony.lock
index 430aa4ce2c8..49df56fc7d2 100644
--- a/symfony.lock
+++ b/symfony.lock
@@ -260,6 +260,9 @@
     "psr/simple-cache": {
         "version": "1.0.0"
     },
+    "ralouphie/getallheaders": {
+        "version": "2.0.5"
+    },
     "sebastian/code-unit-reverse-lookup": {
         "version": "1.0.1"
     },