diff --git a/src/mergerfs_webui.cpp b/src/mergerfs_webui.cpp
index dfa33f1c..55fa35b2 100644
--- a/src/mergerfs_webui.cpp
+++ b/src/mergerfs_webui.cpp
@@ -68,7 +68,7 @@ _post_kvs(const httplib::Request &req_,
 
       for(const auto &[key,val] : j.items())
         {
-          std::cout << key << ": " << val.c_str() << std::endl;
+          std::cout << key << ": " << val << std::endl;
         }
 
       res_.set_content("{}", "application/json");