diff --git a/data/spot.py b/data/spot.py
index 6ac57de..2ee054d 100644
--- a/data/spot.py
+++ b/data/spot.py
@@ -201,8 +201,8 @@ class Spot:
                 self.de_flag = lookup_helper.get_flag_for_dxcc(self.de_dxcc_id)
 
         # Remove NaNs in frequency
-        if freq and freq == float("nan"):
-            freq = None
+        if self.freq and self.freq == float("nan"):
+            self.freq = None
 
         # Band from frequency
         if self.freq and not self.band:
diff --git a/templates/about.html b/templates/about.html
index a42c104..a25e0b0 100644
--- a/templates/about.html
+++ b/templates/about.html
@@ -67,7 +67,7 @@
     <p>This software is dedicated to the memory of Tom G1PJB, SK, a friend and colleague who sadly passed away around the time I started writing it in Autumn 2025. I was looking forward to showing it to you when it was done.</p>
 </div>
 
-<script src="/js/common.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
 <script>$(document).ready(function() { $("#nav-link-about").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/add_spot.html b/templates/add_spot.html
index 68bb59f..f309aca 100644
--- a/templates/add_spot.html
+++ b/templates/add_spot.html
@@ -69,8 +69,8 @@
 
 </div>
 
-<script src="/js/common.js?v=1774894144"></script>
-<script src="/js/add-spot.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
+<script src="/js/add-spot.js?v=1774985440"></script>
 <script>$(document).ready(function() { $("#nav-link-add-spot").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/alerts.html b/templates/alerts.html
index 6cfeebe..ba6ab98 100644
--- a/templates/alerts.html
+++ b/templates/alerts.html
@@ -56,8 +56,8 @@
 
 </div>
 
-<script src="/js/common.js?v=1774894144"></script>
-<script src="/js/alerts.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
+<script src="/js/alerts.js?v=1774985440"></script>
 <script>$(document).ready(function() { $("#nav-link-alerts").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/bands.html b/templates/bands.html
index cb34572..7696d7a 100644
--- a/templates/bands.html
+++ b/templates/bands.html
@@ -62,9 +62,9 @@
 <script>
     let spotProvidersEnabledByDefault = {% raw json_encode(web_ui_options["spot-providers-enabled-by-default"]) %};
 </script>
-<script src="/js/common.js?v=1774894144"></script>
-<script src="/js/spotsbandsandmap.js?v=1774894144"></script>
-<script src="/js/bands.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
+<script src="/js/spotsbandsandmap.js?v=1774985440"></script>
+<script src="/js/bands.js?v=1774985440"></script>
 <script>$(document).ready(function() { $("#nav-link-bands").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/base.html b/templates/base.html
index 454336b..8c8cabf 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -46,10 +46,10 @@
             crossorigin="anonymous"></script>
     <script src="https://cdn.jsdelivr.net/npm/tinycolor2@1.6.0/cjs/tinycolor.min.js"></script>
 
-    <script src="https://misc.ianrenton.com/jsutils/utils.js?v=1774894144"></script>
-    <script src="https://misc.ianrenton.com/jsutils/storage.js?v=1774894144"></script>
-    <script src="https://misc.ianrenton.com/jsutils/ui-ham.js?v=1774894144"></script>
-    <script src="https://misc.ianrenton.com/jsutils/geo.js?v=1774894144"></script>
+    <script src="https://misc.ianrenton.com/jsutils/utils.js?v=1774985440"></script>
+    <script src="https://misc.ianrenton.com/jsutils/storage.js?v=1774985440"></script>
+    <script src="https://misc.ianrenton.com/jsutils/ui-ham.js?v=1774985440"></script>
+    <script src="https://misc.ianrenton.com/jsutils/geo.js?v=1774985440"></script>
 
 </head>
 <body>
diff --git a/templates/conditions.html b/templates/conditions.html
index ed31c96..05d806c 100644
--- a/templates/conditions.html
+++ b/templates/conditions.html
@@ -189,8 +189,8 @@
     </div>
 </div>
 
-<script src="/js/common.js?v=1774894144"></script>
-<script src="/js/conditions.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
+<script src="/js/conditions.js?v=1774985440"></script>
 <script>$(document).ready(function() { $("#nav-link-conditions").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/map.html b/templates/map.html
index 66cef5f..ddf49a9 100644
--- a/templates/map.html
+++ b/templates/map.html
@@ -70,9 +70,9 @@
 <script>
     let spotProvidersEnabledByDefault = {% raw json_encode(web_ui_options["spot-providers-enabled-by-default"]) %};
 </script>
-<script src="/js/common.js?v=1774894144"></script>
-<script src="/js/spotsbandsandmap.js?v=1774894144"></script>
-<script src="/js/map.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
+<script src="/js/spotsbandsandmap.js?v=1774985440"></script>
+<script src="/js/map.js?v=1774985440"></script>
 <script>$(document).ready(function() { $("#nav-link-map").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/spots.html b/templates/spots.html
index 12e85ee..1ad967f 100644
--- a/templates/spots.html
+++ b/templates/spots.html
@@ -87,9 +87,9 @@
 <script>
     let spotProvidersEnabledByDefault = {% raw json_encode(web_ui_options["spot-providers-enabled-by-default"]) %};
 </script>
-<script src="/js/common.js?v=1774894144"></script>
-<script src="/js/spotsbandsandmap.js?v=1774894144"></script>
-<script src="/js/spots.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
+<script src="/js/spotsbandsandmap.js?v=1774985440"></script>
+<script src="/js/spots.js?v=1774985440"></script>
 <script>$(document).ready(function() { $("#nav-link-spots").addClass("active"); }); <!-- highlight active page in nav --></script>
 
 {% end %}
\ No newline at end of file
diff --git a/templates/status.html b/templates/status.html
index 229ff9e..c8660c4 100644
--- a/templates/status.html
+++ b/templates/status.html
@@ -59,8 +59,8 @@
     </div>
 </div>
 
-<script src="/js/common.js?v=1774894144"></script>
-<script src="/js/status.js?v=1774894144"></script>
+<script src="/js/common.js?v=1774985440"></script>
+<script src="/js/status.js?v=1774985440"></script>
 <script>
     $(document).ready(function() { $("#nav-link-status").addClass("active"); }); <!-- highlight active page in nav -->
 </script>