diff --git a/docs/assets/bootstrap.zip b/docs/assets/bootstrap.zip
index a1ef66887..c4ddd0f26 100644
Binary files a/docs/assets/bootstrap.zip and b/docs/assets/bootstrap.zip differ
diff --git a/docs/assets/css/bootstrap.css b/docs/assets/css/bootstrap.css
index a90e31930..9de317af5 100644
--- a/docs/assets/css/bootstrap.css
+++ b/docs/assets/css/bootstrap.css
@@ -570,6 +570,7 @@ input[type="image"], input[type="checkbox"], input[type="radio"] {
   border-radius: 0;
 }
 input[type="file"] {
+  width: auto;
   padding: initial;
   line-height: initial;
   border: initial;
diff --git a/less/forms.less b/less/forms.less
index 9c9a9b8a9..ccf3c67fa 100644
--- a/less/forms.less
+++ b/less/forms.less
@@ -91,6 +91,7 @@ input[type="radio"] {
 
 // Reset the file input to browser defaults
 input[type="file"] {
+  width: auto;
   padding: initial;
   line-height: initial;
   border: initial;