diff --git a/src/WiFiConfig.cpp b/src/WiFiConfig.cpp
index b706727..9b079dc 100644
--- a/src/WiFiConfig.cpp
+++ b/src/WiFiConfig.cpp
@@ -303,6 +303,7 @@ void WiFiConfig::_handleReset(void)
 void WiFiConfig::_handleInfo(void)
 {
   String reply;
+  char buff[32];
 
   reply.reserve(3000);
 
@@ -335,10 +336,12 @@ void WiFiConfig::_handleInfo(void)
   reply.concat(macaddress);
 
   reply.concat(F("<TR><TD>ESP Chip ID:<TD>"));
-  reply.concat(ESP.getChipId());
+  sprintf_P(buff, PSTR("%06X"), ESP.getChipId());
+  reply.concat(buff);
 
   reply.concat(F("<TR><TD>Flash Chip ID:<TD>"));
-  reply.concat(ESP.getFlashChipId());
+  sprintf_P(buff, PSTR("%08X"), ESP.getFlashChipId());
+  reply.concat(buff);
 
   reply.concat(F("</table></form>"));
   server->send(200, TEXTHTML, reply);