diff --git a/src/dhcp_configuration.cpp b/src/dhcp_configuration.cpp
index 1e4e999..b818a59 100644
--- a/src/dhcp_configuration.cpp
+++ b/src/dhcp_configuration.cpp
@@ -3,14 +3,10 @@
 #include "config_parser.hpp"
 #include "network_manager.hpp"
 
-#include <sys/stat.h>
-
 #include <phosphor-logging/elog-errors.hpp>
 #include <phosphor-logging/lg2.hpp>
 #include <xyz/openbmc_project/Common/error.hpp>
 
-#include <filesystem>
-
 namespace phosphor
 {
 namespace network
@@ -28,27 +24,8 @@
     Iface(bus, objPath.c_str(), Iface::action::defer_emit),
     parent(parent)
 {
-    config::Parser conf;
-    std::filesystem::directory_entry newest_file;
-    time_t newest_time = 0;
-    for (const auto& dirent : std::filesystem::directory_iterator(
-             parent.get().manager.get().getConfDir()))
-    {
-        struct stat st = {};
-        stat(dirent.path().native().c_str(), &st);
-        if (st.st_mtime > newest_time)
-        {
-            newest_file = dirent;
-            newest_time = st.st_mtime;
-        }
-    }
-    if (newest_file != std::filesystem::directory_entry{})
-    {
-        lg2::info("Using DHCP options from {CFG_FILE}", "CFG_FILE",
-                  newest_file.path().native());
-        conf.setFile(newest_file.path());
-    }
-
+    config::Parser conf(config::pathForIntfConf(
+        parent.get().manager.get().getConfDir(), parent.get().interfaceName()));
     ConfigIntf::domainEnabled(getDHCPProp(conf, type, "UseDomains"), true);
     ConfigIntf::dnsEnabled(getDHCPProp(conf, type, "UseDNS"), true);
     ConfigIntf::ntpEnabled(getDHCPProp(conf, type, "UseNTP"), true);