diff --git a/PluralKit.Core/Utils/MiscUtils.cs b/PluralKit.Core/Utils/MiscUtils.cs
index e242b2ea..e0352c70 100644
--- a/PluralKit.Core/Utils/MiscUtils.cs
+++ b/PluralKit.Core/Utils/MiscUtils.cs
@@ -25,8 +25,9 @@ namespace PluralKit.Core
         // discord mediaproxy URLs used to be stored directly in the database, so now we cleanup image urls before using them outside of proxying
         private static readonly Regex MediaProxyUrl = new Regex(@"^https?://media.discordapp.net/attachments/(\d{17,19})/(\d{17,19})/([^/\\&\?]+)\.(png|jpg|jpeg|webp)(\?.*)?$");
         private static readonly string DiscordCdnReplacement = "https://cdn.discordapp.com/attachments/$1/$2/$3.$4";
-        public static string TryGetCleanCdnUrl(this string url) =>
-            MediaProxyUrl.Replace(url, DiscordCdnReplacement);
-
+        public static string? TryGetCleanCdnUrl(this string? url)
+        {
+            return url == null ? null : MediaProxyUrl.Replace(url, DiscordCdnReplacement);
+        }
     }
 }
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