diff --git a/bitbake/lib/bb/fetch2/__init__.py b/bitbake/lib/bb/fetch2/__init__.py
index 2de4f4f8c0..97cbd3567a 100644
--- a/bitbake/lib/bb/fetch2/__init__.py
+++ b/bitbake/lib/bb/fetch2/__init__.py
@@ -1589,11 +1589,11 @@ class FetchMethod(object):
                 datafile = None
                 if output:
                     for line in output.decode().splitlines():
-                        if line.startswith('data.tar.'):
+                        if line.startswith('data.tar.') or line == 'data.tar':
                             datafile = line
                             break
                     else:
-                        raise UnpackError("Unable to unpack deb/ipk package - does not contain data.tar.* file", urldata.url)
+                        raise UnpackError("Unable to unpack deb/ipk package - does not contain data.tar* file", urldata.url)
                 else:
                     raise UnpackError("Unable to unpack deb/ipk package - could not list contents", urldata.url)
                 cmd = 'ar x %s %s && %s -p -f %s && rm %s' % (file, datafile, tar_cmd, datafile, datafile)