diff --git a/src/user_filter.cpp b/src/user_filter.cpp
index efae9bd..d007bfa 100644
--- a/src/user_filter.cpp
+++ b/src/user_filter.cpp
@@ -13,10 +13,10 @@ void UserFilter<set_body_flag, require_admin>::doFilter(const HttpRequestPtr &re
     {
         if (auth_header.substr(0, 6) == "Basic ")
         {
-            std::string_view base64_input = auth_header.substr(6);
+            std::string_view input = auth_header.substr(6);
             char result_buffer[max_name_size + 256]; //(username + ':' + 255 password)
             size_t new_sz;
-            base64_decode(base64_input.data(), base64_input.size(), result_buffer, &new_sz, 0);
+            base64_decode(input.data(), input.size(), result_buffer, &new_sz, 0);
 
             std::string_view results_view(result_buffer, new_sz);
             std::size_t middle = results_view.find(':');