diff --git a/awips/DateTimeConverter.py b/awips/DateTimeConverter.py
index 8145473..dada99a 100644
--- a/awips/DateTimeConverter.py
+++ b/awips/DateTimeConverter.py
@@ -49,7 +49,7 @@ def convertToDateTime(timeArg):
         totalSecs = int(timeArg)
         micros = int((timeArg - totalSecs) * MICROS_IN_SECOND)
         return _convertSecsAndMicros(totalSecs, micros)
-    elif isinstance(timeArg, (int, int)):
+    elif isinstance(timeArg, int):
         # seconds as integer
         totalSecs = timeArg
         return _convertSecsAndMicros(totalSecs, 0)
diff --git a/awips/NotificationMessage.py b/awips/NotificationMessage.py
index 93b10d4..197f7c9 100755
--- a/awips/NotificationMessage.py
+++ b/awips/NotificationMessage.py
@@ -87,7 +87,7 @@ class NotificationMessage:
    def connection_timeout(self, connection):
           if (connection is not None and not connection.is_connected()):
               print("Connection Retry Timeout")
-              for tid, tobj in threading._active.items():
+              for tid, tobj in list(threading._active.items()):
                   if tobj.name is "MainThread":
                       res = ctypes.pythonapi.PyThreadState_SetAsyncExc(tid, ctypes.py_object(SystemExit))
                       if res != 0 and res != 1:
diff --git a/awips/localization/LocalizationFileManager.py b/awips/localization/LocalizationFileManager.py
index 2f9dc31..ee32748 100644
--- a/awips/localization/LocalizationFileManager.py
+++ b/awips/localization/LocalizationFileManager.py
@@ -254,7 +254,7 @@ def _getSite(host):
 def _parseJsonList(manager, response, context, path):
     fileList = []
     jsonResponse = loadjson(response)
-    for name, jsonData in jsonResponse.items():
+    for name, jsonData in list(jsonResponse.items()):
         checksum = jsonData["checksum"]
         timestampString = jsonData["timestamp"]
         timestamp = dateutil.parser.parse(timestampString)