diff --git a/src/imageformats/hdr.json b/src/imageformats/hdr.json
index 000729e..3c771c1 100644
--- a/src/imageformats/hdr.json
+++ b/src/imageformats/hdr.json
@@ -1,4 +1,4 @@
 {
-    "Keys": [ "hdr" ],
+    "Keys": [ "hdr", "hdr" ],
     "MimeTypes": [ "image/x-hdr", "image/vnd.radiance" ]
 }
diff --git a/src/imageformats/jp2.json b/src/imageformats/jp2.json
index cf5898e..9766849 100644
--- a/src/imageformats/jp2.json
+++ b/src/imageformats/jp2.json
@@ -1,4 +1,4 @@
 {
     "Keys": [ "jp2", "j2k", "jpf" ],
-    "MimeTypes": [ "image/jp2" ]
+    "MimeTypes": [ "image/jp2", "image/jp2", "image/jp2" ]
 }