diff --git a/LastFM/local/accountsdb.py b/LastFM/local/accountsdb.py
deleted file mode 120000
index 316f271..0000000
--- a/LastFM/local/accountsdb.py
+++ /dev/null
@@ -1 +0,0 @@
-../../accountsdb.py
\ No newline at end of file
diff --git a/LastFM/local/accountsdb.py b/LastFM/local/accountsdb.py
new file mode 100644
index 0000000..8a22351
--- /dev/null
+++ b/LastFM/local/accountsdb.py
@@ -0,0 +1,64 @@
+# Autogenerated by update-modules.py on Sun Dec 30 13:09:36 2018 - DO NOT EDIT THIS COPY DIRECTLY!
+"""
+Shared code for database handling.
+"""
+
+import pickle
+
+from supybot import ircdb, log
+
+class AccountsDB():
+    """
+    Abstraction to map users to third-party account names.
+
+    This stores users by their bot account first, falling back to their
+    ident@host if they are not logged in.
+    """
+
+    def __init__(self, plugin_name, filename):
+        """
+        Loads the existing database, creating a new one in memory if none
+        exists.
+        """
+        self.db = {}
+        self._plugin_name = plugin_name
+        self.filename = filename
+        try:
+            with open(self.filename, 'rb') as f:
+               self.db = pickle.load(f)
+        except Exception as e:
+            log.debug('%s: Unable to load database, creating '
+                      'a new one: %s', self._plugin_name, e)
+
+    def flush(self):
+        """Exports the database to a file."""
+        try:
+            with open(self.filename, 'wb') as f:
+                pickle.dump(self.db, f, 2)
+        except Exception as e:
+            log.warning('%s: Unable to write database: %s', self._plugin_name, e)
+
+    def set(self, prefix, newId):
+        """Sets a user ID given the user's prefix."""
+
+        try:  # Try to first look up the caller as a bot account.
+            userobj = ircdb.users.getUser(prefix)
+        except KeyError:  # If that fails, store them by nick@host.
+            user = prefix.split('!', 1)[1]
+        else:
+            user = userobj.name
+
+        self.db[user] = newId
+
+    def get(self, prefix):
+        """Sets a user ID given the user's prefix."""
+
+        try:  # Try to first look up the caller as a bot account.
+            userobj = ircdb.users.getUser(prefix)
+        except KeyError:  # If that fails, store them by nick@host.
+            user = prefix.split('!', 1)[1]
+        else:
+            user = userobj.name
+
+        # Automatically returns None if entry does not exist
+        return self.db.get(user)
diff --git a/NuWeather/local/accountsdb.py b/NuWeather/local/accountsdb.py
deleted file mode 120000
index 316f271..0000000
--- a/NuWeather/local/accountsdb.py
+++ /dev/null
@@ -1 +0,0 @@
-../../accountsdb.py
\ No newline at end of file
diff --git a/NuWeather/local/accountsdb.py b/NuWeather/local/accountsdb.py
new file mode 100644
index 0000000..8a22351
--- /dev/null
+++ b/NuWeather/local/accountsdb.py
@@ -0,0 +1,64 @@
+# Autogenerated by update-modules.py on Sun Dec 30 13:09:36 2018 - DO NOT EDIT THIS COPY DIRECTLY!
+"""
+Shared code for database handling.
+"""
+
+import pickle
+
+from supybot import ircdb, log
+
+class AccountsDB():
+    """
+    Abstraction to map users to third-party account names.
+
+    This stores users by their bot account first, falling back to their
+    ident@host if they are not logged in.
+    """
+
+    def __init__(self, plugin_name, filename):
+        """
+        Loads the existing database, creating a new one in memory if none
+        exists.
+        """
+        self.db = {}
+        self._plugin_name = plugin_name
+        self.filename = filename
+        try:
+            with open(self.filename, 'rb') as f:
+               self.db = pickle.load(f)
+        except Exception as e:
+            log.debug('%s: Unable to load database, creating '
+                      'a new one: %s', self._plugin_name, e)
+
+    def flush(self):
+        """Exports the database to a file."""
+        try:
+            with open(self.filename, 'wb') as f:
+                pickle.dump(self.db, f, 2)
+        except Exception as e:
+            log.warning('%s: Unable to write database: %s', self._plugin_name, e)
+
+    def set(self, prefix, newId):
+        """Sets a user ID given the user's prefix."""
+
+        try:  # Try to first look up the caller as a bot account.
+            userobj = ircdb.users.getUser(prefix)
+        except KeyError:  # If that fails, store them by nick@host.
+            user = prefix.split('!', 1)[1]
+        else:
+            user = userobj.name
+
+        self.db[user] = newId
+
+    def get(self, prefix):
+        """Sets a user ID given the user's prefix."""
+
+        try:  # Try to first look up the caller as a bot account.
+            userobj = ircdb.users.getUser(prefix)
+        except KeyError:  # If that fails, store them by nick@host.
+            user = prefix.split('!', 1)[1]
+        else:
+            user = userobj.name
+
+        # Automatically returns None if entry does not exist
+        return self.db.get(user)
diff --git a/update-modules.py b/update-modules.py
new file mode 100755
index 0000000..41844a6
--- /dev/null
+++ b/update-modules.py
@@ -0,0 +1,20 @@
+#!/usr/bin/env python3
+# Refresh shared modules so that PluginDownloader downloads don't break.
+
+CONFIG = {'accountsdb.py': ('LastFM/local', 'NuWeather/local')}
+
+import os
+import time
+
+for filename, paths in CONFIG.items():
+    with open(filename) as f:
+        data = f.read()
+    for path in paths:
+        target = os.path.join(path, filename)
+        if os.path.exists(target):
+            print("Deleting existing %s" % target)
+            os.remove(target)
+        print("Writing %s => %s" % (filename, target))
+        with open(target, 'w') as wf:
+            wf.write('# Autogenerated by update-modules.py on %s - DO NOT EDIT THIS COPY DIRECTLY!\n' % time.ctime())
+            wf.write(data)