diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5f68f9d..87f5b65 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## Version 2.1
+
+* Added addHeader method to base View class
+
 ## Version 2
 
 * Removed instance/static dual calling from Enum - now just uses static methods
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 1e1aaf6..5fba14d 100644
--- a/composer.json
+++ b/composer.json
@@ -20,19 +20,19 @@
 		"aviat/query": "^2.5",
 		"aura/html": "2.*",
 		"container-interop/container-interop": "1.*",
-		"danielstjules/stringy": "~2.1",
+		"danielstjules/stringy": "^3.0.0",
 		"psr/http-message": "~1.0",
 		"psr/log": "~1.0",
-		"zendframework/zend-diactoros": "1.3.*"
+		"zendframework/zend-diactoros": "^1.4.0"
 	},
 	"require-dev": {
 		"pdepend/pdepend": "^2.2",
-		"sebastian/phpcpd": "^2.0",
+		"sebastian/phpcpd": "^3.0",
 		"theseer/phpdox": "dev-master",
 		"phploc/phploc": "^3.0",
 		"phpmd/phpmd": "^2.4",
 		"phpunit/phpunit": "^6.0",
-		"robmorgan/phinx": "^0.6.4",
+		"robmorgan/phinx": "^0.8.0",
 		"consolidation/robo": "~1.0@RC",
 		"monolog/monolog": "1.*",
 		"squizlabs/php_codesniffer": "^3.0.0@RC",