diff --git a/electrum/channel_db.py b/electrum/channel_db.py
index 33ca2020a..a8e2452df 100644
--- a/electrum/channel_db.py
+++ b/electrum/channel_db.py
@@ -51,6 +51,7 @@ if TYPE_CHECKING:
     from .network import Network
     from .lnchannel import Channel
     from .lnrouter import RouteEdge
+    from .simple_config import SimpleConfig
 
 
 FLAG_DISABLE   = 1 << 1
@@ -304,7 +305,7 @@ class ChannelDB(SqlDB):
     NUM_MAX_RECENT_PEERS = 20
 
     def __init__(self, network: 'Network'):
-        path = os.path.join(get_headers_dir(network.config), 'gossip_db')
+        path = self.get_file_path(network.config)
         super().__init__(network.asyncio_loop, path, commit_interval=100)
         self.lock = threading.RLock()
         self.num_nodes = 0
@@ -328,6 +329,10 @@ class ChannelDB(SqlDB):
         self.data_loaded = asyncio.Event()
         self.network = network # only for callback
 
+    @classmethod
+    def get_file_path(cls, config: 'SimpleConfig') -> str:
+        return os.path.join(get_headers_dir(config), 'gossip_db')
+
     def update_counts(self):
         self.num_nodes = len(self._nodes)
         self.num_channels = len(self._channels)
diff --git a/electrum/gui/kivy/main_window.py b/electrum/gui/kivy/main_window.py
index c106f00da..dd30e7175 100644
--- a/electrum/gui/kivy/main_window.py
+++ b/electrum/gui/kivy/main_window.py
@@ -783,6 +783,33 @@ class ElectrumWindow(App, Logger):
             self._channels_dialog = LightningChannelsDialog(self)
         self._channels_dialog.open()
 
+    def delete_ln_gossip_dialog(self):
+        def delete_gossip(b: bool):
+            if not b:
+                return
+            if self.network:
+                self.network.run_from_another_thread(
+                    self.network.stop_gossip(full_shutdown=True))
+
+            os.unlink(gossip_db_file)
+            self.show_error(_("Local gossip database deleted."))
+            self.network.start_gossip()
+
+        if self.network is None or self.network.channel_db is None:
+            return  # TODO show msg to user, or the button should be disabled instead
+        gossip_db_file = self.network.channel_db.get_file_path(self.electrum_config)
+        try:
+            size_mb = os.path.getsize(gossip_db_file) / (1024**2)
+        except OSError:
+            self.logger.exception("Cannot get file size.")
+            return
+        d = Question(
+            _('Do you want to delete the local gossip database?') + '\n' +
+            '(' + _('file size') + f': {size_mb:.2f} MiB)\n' +
+            _('It will be automatically re-downloaded after, unless you disable the gossip.'),
+            delete_gossip)
+        d.open()
+
     def on_channel(self, evt, wallet, chan):
         if self._channels_dialog:
             Clock.schedule_once(lambda dt: self._channels_dialog.update())
diff --git a/electrum/gui/kivy/uix/ui_screens/lightning.kv b/electrum/gui/kivy/uix/ui_screens/lightning.kv
index a239a13f1..f1975c2d7 100644
--- a/electrum/gui/kivy/uix/ui_screens/lightning.kv
+++ b/electrum/gui/kivy/uix/ui_screens/lightning.kv
@@ -26,3 +26,14 @@ Popup:
                 SettingsItem:
                     title: _("Pending") + ': ' + str(app.lightning_gossip_num_queries)
                     description: _("Channel updates to query.")
+        BoxLayout:
+            size_hint: 1, None
+            height: '48dp'
+            Button:
+                size_hint: 0.5, None
+                height: '48dp'
+                text: _('Clear all gossip')
+                on_release: app.delete_ln_gossip_dialog()
+            Widget:
+                size_hint: 0.5, None
+                height: '48dp'