diff --git a/patoolib/__init__.py b/patoolib/__init__.py
index f50d887..5aaf887 100644
--- a/patoolib/__init__.py
+++ b/patoolib/__init__.py
@@ -46,6 +46,7 @@ ArchiveCompressions = ('bzip2', 'compress', 'gzip', 'lzip', 'lzma', 'xz')
 # Map MIME types to archive format
 ArchiveMimetypes = {
     'application/gzip': 'gzip',
+    'application/jar': 'zip',  # reported on older systems such as ubuntu 14.04
     'application/java-archive': 'zip',
     'application/rar': 'rar',
     'application/vnd.ms-cab-compressed': 'cab',
diff --git a/tests/test_mime.py b/tests/test_mime.py
index c36d2d0..15f1c51 100644
--- a/tests/test_mime.py
+++ b/tests/test_mime.py
@@ -134,7 +134,7 @@ class TestMime (unittest.TestCase):
         self.mime_test_file("t.chm.foo", "application/x-chm")
         self.mime_test_file("t.iso", "application/x-iso9660-image")
         self.mime_test_file("t.epub", "application/zip")
-        self.mime_test_file("t.apk", ("application/zip", "application/java-archive"))
+        self.mime_test_file("t.apk", ("application/zip", "application/java-archive", "application/jar"))
         self.mime_test_file("t.zpaq", "application/zpaq")
         self.mime_test_file("t.zpaq.foo", "application/zpaq")