diff --git a/.yamllint b/.yamllint
index 0b1e032..0a2a889 100644
--- a/.yamllint
+++ b/.yamllint
@@ -4,10 +4,14 @@ rules:
     level: error
     min-spaces-inside: 0
     max-spaces-inside: 1
+    min-spaces-inside-empty: -1
+    max-spaces-inside-empty: -1
   brackets:
     level: error
     min-spaces-inside: 0
     max-spaces-inside: 0
+    min-spaces-inside-empty: -1
+    max-spaces-inside-empty: -1
   colons:
     level: error
     max-spaces-before: 0
diff --git a/composer.json b/composer.json
index f9ee4bd..ec06804 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,7 @@
     "behat/mink-goutte-driver": "^1.2.0",
     "brianium/paratest": ">=0.14.0,<1.0.0",
     "codeception/codeception": "^2.2.0",
-    "dealerdirect/phpcodesniffer-composer-installer": "^0.3.0",
+    "dealerdirect/phpcodesniffer-composer-installer": "^0.4.0",
     "deployer/deployer": "^4.0.0",
     "deployer/recipes": "^4.0.0",
     "frenck/php-compatibility": "^7.0.0",