diff --git a/.travis.yml b/.travis.yml
index 4db1ac2a..639528d6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -26,5 +26,6 @@ install:
 
 script:
   - if [ "$LINTER_RUN" = "run" ]; then php vendor/bin/php-cs-fixer fix --verbose --dry-run ; fi;
+  - if [ "$LINTER_RUN" = "run" ]; then composer require phpstan/phpstan --no-progress --no-suggest ; fi;
   - if [ "$LINTER_RUN" = "run" ]; then php vendor/bin/phpstan analyse src test tests --no-progress --level 3 ; fi;
   - php vendor/bin/phpunit $COVERAGE_FLAGS
diff --git a/composer.json b/composer.json
index f0e324f4..fba5ec64 100644
--- a/composer.json
+++ b/composer.json
@@ -21,8 +21,7 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^5.7.27|^6",
-        "friendsofphp/php-cs-fixer": "^2.16.3",
-        "phpstan/phpstan": "^0.12.25"
+        "friendsofphp/php-cs-fixer": "^2.16.3"
     },
     "autoload": {
         "psr-0": {