diff --git a/agenda/geomob.py b/agenda/geomob.py
index 0a6da7f..9bf57fd 100644
--- a/agenda/geomob.py
+++ b/agenda/geomob.py
@@ -65,11 +65,9 @@ def geomob_email(new_events: list[GeomobEvent], base_url: str) -> tuple[str, str
 
     body_lines = ["Hello,\n", "Here are the new Geomob events:\n"]
     for event in new_events:
-        event_details = (
-            f"Date: {event.date}\n"
-            f"URL: {base_url + event.href}\n"
-            f"Hashtag: {event.hashtag}\n"
-        )
+        url = base_url + event.href
+        assert "//" not in url
+        event_details = f"Date: {event.date}\nURL: {url}\nHashtag: {event.hashtag}\n"
         body_lines.append(event_details)
         body_lines.append("-" * 40)
 
@@ -102,6 +100,6 @@ def update(config: flask.config.Config) -> None:
     if not new_events:
         return
 
-    base_url = "https://thegeomob.com/"
+    base_url = "https://thegeomob.com"
     subject, body = geomob_email(new_events, base_url)
     agenda.mail.send_mail(config, subject, body)