diff --git a/patoolib/util.py b/patoolib/util.py
index be3d252..1a15288 100644
--- a/patoolib/util.py
+++ b/patoolib/util.py
@@ -52,6 +52,7 @@ mimedb.add_type('application/x-zoo', '.zoo', strict=False)
 mimedb.add_type('application/x-dms', '.dms', strict=False)
 mimedb.add_type('application/x-zip-compressed', '.crx', strict=False)
 mimedb.add_type('audio/x-ape', '.ape', strict=False)
+mimedb.add_type('audio/x-shn', '.shn', strict=False)
 
 
 class PatoolError (StandardError):
diff --git a/tests/data/t.shn b/tests/data/t.shn
new file mode 100644
index 0000000..f11d131
Binary files /dev/null and b/tests/data/t.shn differ
diff --git a/tests/test_mime.py b/tests/test_mime.py
index 2fd03a8..d6dea11 100644
--- a/tests/test_mime.py
+++ b/tests/test_mime.py
@@ -118,6 +118,9 @@ class TestMime (unittest.TestCase):
         self.mime_test_file("t.dms.foo", "application/x-dms", None)
         self.mime_test_file("t.ape", "audio/x-ape", None)
         self.mime_test_file("t.ape.foo", "audio/x-ape", None)
+        # file(1) does not recognize .shn files
+        #self.mime_test_file("t.shn", "audio/x-shn", None)
+        #self.mime_test_file("t.shn.foo", "audio/x-shn", None)
 
     @needs_program('file')
     @needs_program('lzip')
@@ -186,3 +189,4 @@ class TestMime (unittest.TestCase):
         self.mime_test_mimedb("t.zoo", "application/x-zoo", None)
         self.mime_test_mimedb("t.dms", "application/x-dms", None)
         self.mime_test_mimedb("t.ape", "audio/x-ape", None)
+        self.mime_test_mimedb("t.shn", "audio/x-shn", None)