diff --git a/include/authentication.hpp b/include/authentication.hpp
index 215e464..e6e699c 100644
--- a/include/authentication.hpp
+++ b/include/authentication.hpp
@@ -218,7 +218,7 @@
 {
     // Handle the case where the router registers routes as both ending with /
     // and not.
-    if (url.ends_with('/'))
+    if (url.ends_with('/') && url != "/")
     {
         url.remove_suffix(1);
     }