diff --git a/.travis.yml b/.travis.yml
index 129c8f7..9fb4428 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ php:
   - 7.0
   - 7.1
   - 7.2
+  - 7.3
 
 env:
   - PACKAGE_VERSION=high
@@ -15,9 +16,14 @@ matrix:
   include:
     - php: 5.6
       env: PACKAGE_VERSION=low
+    - php: 7.3
+      env:
+        - PACKAGE_VERSION=high
+        - MINIMUM_STABILITY=dev
 
 before_script:
   - composer selfupdate
+  - if [[ "$MINIMUM_STABILITY" ]]; then composer config minimum-stability $MINIMUM_STABILITY ; fi
   - if [[ "$PACKAGE_VERSION" == "high" ]]; then composer update --prefer-source; fi
   - if [[ "$PACKAGE_VERSION" == "low" ]]; then composer update --prefer-lowest --prefer-source; fi
 
diff --git a/composer.json b/composer.json
index 60fdb35..f83ef9b 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,7 @@
     "require": {
         "php": "^5.6|^7.0",
         "phpcr/phpcr": "~2.1.0",
-        "symfony/console": "~2.3|~3.0|^4.0"
+        "symfony/console": "~2.3|~3.0|^4.0|^5.0"
     },
     "require-dev": {
         "ramsey/uuid": "^3.5",