diff --git a/src/ImageSharp/Formats/Jpeg/JpegDecoderCore.cs b/src/ImageSharp/Formats/Jpeg/JpegDecoderCore.cs
index 2eb2e986a..d1e747d61 100644
--- a/src/ImageSharp/Formats/Jpeg/JpegDecoderCore.cs
+++ b/src/ImageSharp/Formats/Jpeg/JpegDecoderCore.cs
@@ -790,6 +790,11 @@ namespace SixLabors.ImageSharp.Formats.Jpeg
                     }
                 }
             }
+            else
+            {
+                // If the profile is unknown skip over the rest of it.
+                stream.Skip(remaining);
+            }
         }
 
         /// <summary>