diff --git a/pyorbital/tests/test_tlefile.py b/pyorbital/tests/test_tlefile.py
index 2d2264c..702adbb 100644
--- a/pyorbital/tests/test_tlefile.py
+++ b/pyorbital/tests/test_tlefile.py
@@ -533,11 +533,7 @@ def test_init(self):
 
     @mock.patch("pyorbital.tlefile.requests")
     def test_fetch_plain_tle_not_configured(self, requests):
-        """Test downloading and a TLE file from internet."""
-        requests.get = mock.MagicMock()
-        requests.get.return_value = _get_req_response(200)
-
-        # Not configured
+        """Test that plain TLE downloading is not called when not configured."""
         self.dl.config["downloaders"] = {}
         res = self.dl.fetch_plain_tle()
         assert res == {}
@@ -545,7 +541,7 @@ def test_fetch_plain_tle_not_configured(self, requests):
 
     @mock.patch("pyorbital.tlefile.requests")
     def test_fetch_plain_tle_two_sources(self, requests):
-        """Test downloading and a TLE file from internet."""
+        """Test downloading a TLE file from internet."""
         requests.get = mock.MagicMock()
         requests.get.return_value = _get_req_response(200)
 
@@ -859,7 +855,9 @@ def test_write_tle_txt(self):
         assert "%" not in files[0]
         # The satellite name should be in the file
         with open(files[0], "r") as fid:
-            data = fid.read().split("\n")
+            data = fid.read()
+        assert data.endswith("\n")
+        data = data.strip("\n").split("\n")
         assert len(data) == 3
         assert "ISS" in data[0]
         assert data[1] == LINE1
@@ -883,7 +881,7 @@ def test_write_tle_txt(self):
         files = sorted(glob.glob(os.path.join(tle_dir, "tle_*txt")))
         assert len(files) == 2
         with open(files[1], "r") as fid:
-            data = fid.read().split("\n")
+            data = fid.read().strip("\n").split("\n")
         assert len(data) == 2
         assert data[0] == LINE1
         assert data[1] == LINE2
diff --git a/pyorbital/tlefile.py b/pyorbital/tlefile.py
index b9730b5..787c4f3 100644
--- a/pyorbital/tlefile.py
+++ b/pyorbital/tlefile.py
@@ -680,6 +680,8 @@ def write_tle_txt(self):
 
         with open(fname, "w") as fid:
             fid.write("\n".join(data))
+            # Add a line-change after the last entry
+            fid.write("\n")
 
         logging.info("Wrote %d TLEs to %s", len(data), fname)