diff --git a/regression-tests.recursor-dnssec/test_Lua.py b/regression-tests.recursor-dnssec/test_Lua.py
index 222c9181c1621..dad74051f5d68 100644
--- a/regression-tests.recursor-dnssec/test_Lua.py
+++ b/regression-tests.recursor-dnssec/test_Lua.py
@@ -1006,7 +1006,7 @@ def testDROP(self):
         """ postresolve_ffi: test that we can do a DROP for a name and type combo"""
         query = dns.message.make_query('example', 'TXT')
         res = self.sendUDPQuery(query)
-        self.assertEquals(res, None)
+        self.assertEqual(res, None)
 
     def testNXDOMAIN(self):
         """ postresolve_ffi: test that we can return a NXDOMAIN for a name and type combo"""
diff --git a/regression-tests.recursor-dnssec/test_Notify.py b/regression-tests.recursor-dnssec/test_Notify.py
index 689f346b72285..622ad37ec6c2e 100644
--- a/regression-tests.recursor-dnssec/test_Notify.py
+++ b/regression-tests.recursor-dnssec/test_Notify.py
@@ -103,9 +103,9 @@ def testNotify(self):
             sender = getattr(self, method)
             res = sender(notify)
             self.assertRcodeEqual(res, dns.rcode.NOERROR)
-            self.assertEquals(res.opcode(), 4)
+            self.assertEqual(res.opcode(), 4)
             print(res)
-            self.assertEquals(res.question[0].to_text(), 'example. IN SOA')
+            self.assertEqual(res.question[0].to_text(), 'example. IN SOA')
 
         self.checkRecordCacheMetrics(3, 1)
 
diff --git a/regression-tests.recursor-dnssec/test_RecDnstap.py b/regression-tests.recursor-dnssec/test_RecDnstap.py
index 2cde8ee086743..d56b8754d2fed 100644
--- a/regression-tests.recursor-dnssec/test_RecDnstap.py
+++ b/regression-tests.recursor-dnssec/test_RecDnstap.py
@@ -186,7 +186,7 @@ def FrameStreamUnixListener(cls, conn, param):
                 fstrm_handle_bidir_connection(conn, lambda data: \
                 param.queue.put(data, True, timeout=2.0))
             except socket.error as e:
-                if e.errno == 9:
+                if e.errno == errno.EBADF or e.errno == errno.EPIPE
                     break
                 sys.stderr.write("Unexpected socket error %s\n" % str(e))
                 sys.exit(1)