diff --git a/.stylelintrc b/.stylelintrc
index 8ff70b0..d95da18 100644
--- a/.stylelintrc
+++ b/.stylelintrc
@@ -35,6 +35,7 @@
     "selector-list-comma-newline-before": "never-multi-line",
     "selector-list-comma-space-after": "always-single-line",
     "selector-list-comma-space-before": "never-single-line",
+    "selector-pseudo-class-blacklist": ["valid", "invalid", "required"],
     "selector-max-attribute": 2,
     "selector-max-class": 4,
     "selector-max-combinators": 4,
diff --git a/css/bootstrap-ie8.css b/css/bootstrap-ie8.css
index b64edac..367e9b5 100644
--- a/css/bootstrap-ie8.css
+++ b/css/bootstrap-ie8.css
@@ -1,4 +1,4 @@
-/* Bootstrap 4 for IE8 - v4.1.2            */
+/* Bootstrap 4 for IE8 - v4.1.3            */
 /* https://github.com/coliff/bootstrap-ie8 */
 
 * {
diff --git a/css/bootstrap-ie9.css b/css/bootstrap-ie9.css
index 96758a5..d009a12 100644
--- a/css/bootstrap-ie9.css
+++ b/css/bootstrap-ie9.css
@@ -1,4 +1,4 @@
-/* Bootstrap 4 for IE9 - v4.1.2            */
+/* Bootstrap 4 for IE9 - v4.1.3            */
 /* https://github.com/coliff/bootstrap-ie8 */
 
 .card-group .card,
diff --git a/js/bootstrap-ie8.js b/js/bootstrap-ie8.js
index 0c0ebb4..7e206e7 100644
--- a/js/bootstrap-ie8.js
+++ b/js/bootstrap-ie8.js
@@ -1,4 +1,4 @@
-/* Bootstrap 4 for IE8 - v4.1.2            */
+/* Bootstrap 4 for IE8 - v4.1.3            */
 /* https://github.com/coliff/bootstrap-ie8 */
 
 // create the nodeType constants if the Node object is not defined
diff --git a/js/bootstrap-ie9.js b/js/bootstrap-ie9.js
index 7b4a9bf..31e29fe 100644
--- a/js/bootstrap-ie9.js
+++ b/js/bootstrap-ie9.js
@@ -1,4 +1,4 @@
-/* Bootstrap 4 for IE9 - v4.1.2            */
+/* Bootstrap 4 for IE9 - v4.1.3            */
 /* https://github.com/coliff/bootstrap-ie8 */
 
 // adds classList support (as Array) to Element.prototype for IE8-9
diff --git a/package.json b/package.json
index 76a1628..1114175 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "bootstrap-ie8",
-  "version": "4.1.2",
+  "version": "4.1.3",
   "description": "Bootstrap 4 for IE8 and IE9",
   "main": "css/bootstrap-ie8.css",
   "scripts": {