diff --git a/composer.lock b/composer.lock
index 8fd2ff7..c46b27d 100644
--- a/composer.lock
+++ b/composer.lock
@@ -2072,27 +2072,31 @@
         },
         {
             "name": "vlucas/phpdotenv",
-            "version": "v4.1.0",
+            "version": "v4.1.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/vlucas/phpdotenv.git",
-                "reference": "0176075a1b7ee9cf86f70143ec79edf7072c975a"
+                "reference": "32bd5ca5a4170f88e27073353013d210a3354ae9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/vlucas/phpdotenv/zipball/0176075a1b7ee9cf86f70143ec79edf7072c975a",
-                "reference": "0176075a1b7ee9cf86f70143ec79edf7072c975a",
+                "url": "https://api.github.com/repos/vlucas/phpdotenv/zipball/32bd5ca5a4170f88e27073353013d210a3354ae9",
+                "reference": "32bd5ca5a4170f88e27073353013d210a3354ae9",
                 "shasum": ""
             },
             "require": {
                 "php": "^5.5.9 || ^7.0",
-                "phpoption/phpoption": "^1.7.1",
+                "phpoption/phpoption": "^1.7.2",
                 "symfony/polyfill-ctype": "^1.9"
             },
             "require-dev": {
                 "bamarni/composer-bin-plugin": "^1.3",
+                "ext-filter": "*",
                 "phpunit/phpunit": "^4.8.35 || ^5.0 || ^6.0 || ^7.0"
             },
+            "suggest": {
+                "ext-filter": "Required to use the boolean validator."
+            },
             "type": "library",
             "extra": {
                 "branch-alias": {
@@ -2126,7 +2130,7 @@
                 "env",
                 "environment"
             ],
-            "time": "2019-12-14T13:59:29+00:00"
+            "time": "2020-03-01T23:56:01+00:00"
         },
         {
             "name": "yosymfony/parser-utils",