diff --git a/.gitignore b/.gitignore
index a064c15..06aa215 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,4 +2,5 @@ build
 composer.lock
 vendor
 phpcs.xml
-phpunit.xml
\ No newline at end of file
+phpunit.xml
+.idea/
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 7bdcca2..17d17bb 100644
--- a/composer.json
+++ b/composer.json
@@ -17,7 +17,7 @@
         }
     ],
     "require": {
-        "php" : "~5.6|~7.0"
+        "php" : "~7.2"
     },
     "require-dev": {
         "phpunit/phpunit" : ">=5.4.3",