diff --git a/src/Plugin/video_embed_field/Provider/Html5.php b/src/Plugin/video_embed_field/Provider/Html5.php
index 60f133d1900160bd80c6fd297c133c97890d2b8e..a645be65f84276742471753e00559ec11fa2132e 100644
--- a/src/Plugin/video_embed_field/Provider/Html5.php
+++ b/src/Plugin/video_embed_field/Provider/Html5.php
@@ -188,7 +188,7 @@ class Html5 extends ProviderPluginBase {
    * {@inheritdoc}
    */
   public static function getIdFromInput($input) {
-    $pattern = "/(?:(\/)|(?:(?|http|https|ftp)(?|\/\/))).*(mp4|ogg|webm)/";
+    $pattern = "/(?:(\/)|(?:(?|http|https|ftp)(?|\/\/))).*(mp4|ogg|webm)/i";
     $matches = array();
     preg_match($pattern, $input, $matches);