diff --git a/.travis.yml b/.travis.yml
index 6a6f447..313a48e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,12 +11,13 @@ branches:
 # install some archive programs
 before_install:
   - sudo apt-get update -qq
-  - sudo apt-get install -qq archmage arj bzip2 lbzip2 pbzip2 cabextract ncompress cpio bsdcpio lzop lcab p7zip p7zip-full zip unzip rpm2cpio binutils arc nomarch unalz lrzip bsdtar rzip zoo xdms orange lzip plzip clzip pdlzip sharutils flac unadf zoo zpaq libchm-bin genisoimage rpm
+  - sudo apt-get install -qq archmage arj bzip2 lbzip2 pbzip2 cabextract ncompress cpio bsdcpio lzop lcab p7zip p7zip-full zip unzip rpm2cpio binutils arc nomarch unalz lrzip bsdtar rzip zoo xdms lzip plzip clzip pdlzip sharutils flac unadf zoo zpaq libchm-bin genisoimage rpm
 # apt errors:
 #E: Package 'p7zip-rar' has no installation candidate
 #E: Package 'rar' has no installation candidate
 #E: Package 'unrar' has no installation candidate
 #E: Package 'lha' has no installation candidate
+#E: Package 'orange' has no installation candidate
 #E: Unable to locate package unace-nonfree
 #E: Unable to locate package zopfli
 
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")