diff --git a/MimeTypes.Tests/ImageTests.cs b/MimeTypes.Tests/ImageTests.cs
index b084fe3..5c322dd 100644
--- a/MimeTypes.Tests/ImageTests.cs
+++ b/MimeTypes.Tests/ImageTests.cs
@@ -8,7 +8,10 @@ public class ImageTests
     [TestCase(MimeType.Image.Avif, "image/avif")]
     [TestCase(MimeType.Image.Bmp, "image/bmp")]
     [TestCase(MimeType.Image.Gif, "image/gif")]
+    [TestCase(MimeType.Image.Jp2, "image/jp2")]
     [TestCase(MimeType.Image.Jpeg, "image/jpeg")]
+    [TestCase(MimeType.Image.Jpm, "image/jpm")]
+    [TestCase(MimeType.Image.Jpx, "image/jpx")]
     [TestCase(MimeType.Image.Png, "image/png")]
     [TestCase(MimeType.Image.SvgXml, "image/svg+xml")]
     [TestCase(MimeType.Image.Tiff, "image/tiff")]
diff --git a/MimeTypes.Tests/VideoTests.cs b/MimeTypes.Tests/VideoTests.cs
index e2ab766..5b3a4ba 100644
--- a/MimeTypes.Tests/VideoTests.cs
+++ b/MimeTypes.Tests/VideoTests.cs
@@ -6,6 +6,7 @@ namespace Mainwave.MimeTypes.Tests;
 public class VideoTests
 {
     [TestCase(MimeType.Video.H264, "video/h264")]
+    [TestCase(MimeType.Video.Mj2, "video/mj2")]
     [TestCase(MimeType.Video.Mp2t, "video/mp2t")]
     [TestCase(MimeType.Video.Mp4, "video/mp4")]
     [TestCase(MimeType.Video.Mpeg, "video/mpeg")]
diff --git a/MimeTypes/MimeType.Image.cs b/MimeTypes/MimeType.Image.cs
index 87073d3..df81ab2 100644
--- a/MimeTypes/MimeType.Image.cs
+++ b/MimeTypes/MimeType.Image.cs
@@ -24,10 +24,25 @@ public static class Image
         /// </summary>
         public const string Gif = Prefix + "gif";
 
+        /// <summary>
+        /// image/jp2
+        /// </summary>
+        public const string Jp2 = Prefix + "jp2";
+
         /// <summary>
         /// image/jpeg
         /// </summary>
         public const string Jpeg = Prefix + "jpeg";
+        
+        /// <summary>
+        /// image/jpm
+        /// </summary>
+        public const string Jpm = Prefix + "jpm";
+
+        /// <summary>
+        /// image/jpx
+        /// </summary>
+        public const string Jpx = Prefix + "jpx";
 
         /// <summary>
         /// image/png
diff --git a/MimeTypes/MimeType.Video.cs b/MimeTypes/MimeType.Video.cs
index 0024360..7618694 100644
--- a/MimeTypes/MimeType.Video.cs
+++ b/MimeTypes/MimeType.Video.cs
@@ -14,6 +14,10 @@ public static class Video
         /// </summary>
         public const string H264 = Prefix + "h264";
 
+        /// <summary>
+        /// video/mj2
+        /// </summary>
+        public const string Mj2 = Prefix + "mj2";
 
         /// <summary>
         /// video/mp2t