diff --git a/src/main/java/eu/siacs/conversations/utils/MimeUtils.java b/src/main/java/eu/siacs/conversations/utils/MimeUtils.java
index 1aea44565..53e2e1917 100644
--- a/src/main/java/eu/siacs/conversations/utils/MimeUtils.java
+++ b/src/main/java/eu/siacs/conversations/utils/MimeUtils.java
@@ -25,7 +25,6 @@ import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
-import java.net.URL;
 import java.util.HashMap;
 import java.util.Map;
 import java.util.Properties;
@@ -580,11 +579,6 @@ public final class MimeUtils {
         return null;
     }
 
-    public static String extractRelevantExtension(URL url) {
-        String path = url.getPath();
-        return extractRelevantExtension(path, true);
-    }
-
     public static String extractRelevantExtension(final String path) {
         return extractRelevantExtension(path, false);
     }