diff --git a/composer.json b/composer.json
index 3963cc3..1d24949 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
   "name": "imgix/imgix-php",
   "description": "A PHP client library for generating URLs with imgix.",
   "type": "library",
-  "version": "4.0.0",
+  "version": "4.1.0",
   "license": "BSD-2-Clause",
   "keywords": [
     "imgix"
diff --git a/src/UrlBuilder.php b/src/UrlBuilder.php
index 0f7ca5d..39feed1 100644
--- a/src/UrlBuilder.php
+++ b/src/UrlBuilder.php
@@ -4,7 +4,7 @@
 
 class UrlBuilder
 {
-    private $currentVersion = "4.0.0";
+    private $currentVersion = "4.1.0";
     private $domain;
 
     private $useHttps;
@@ -136,8 +136,7 @@ public function targetWidths(
         $start=self::MIN_WIDTH,
         $stop=self::MAX_WIDTH,
         $tol=self::SRCSET_WIDTH_TOLERANCE
-    )
-    {
+    ) {
         if ($start === $stop) {
             return array((int) $start);
         }
diff --git a/tests/UrlBuilderTest.php b/tests/UrlBuilderTest.php
index b9506e5..f842ef6 100644
--- a/tests/UrlBuilderTest.php
+++ b/tests/UrlBuilderTest.php
@@ -8,7 +8,7 @@
 
 class UrlBuilderTest extends TestCase
 {
-    public const PACKAGE_VERSION = '4.0.0';
+    public const PACKAGE_VERSION = '4.1.0';
     public const TARGET_WIDTHS = [
         100, 116, 135, 156, 181, 210, 244, 283,
         328, 380, 441, 512, 594, 689, 799, 927,