diff -r 1082183cd6bb -r c0184362d48c main/config.c
--- a/main/config.c	Tue Oct 08 12:55:23 2019 +0200
+++ b/main/config.c	Tue Oct 08 15:47:34 2019 +0200
@@ -79,7 +79,7 @@
 void read_units() {
     uint8_t     *dst;
     uint8_t     mac_addr[8] = {0};
-    FILE        *f = fopen("/spiffs/etc/units.conf", "r");
+    FILE        *f = fopen("/spiffs/etc/units.conft", "r");
 
     if (f == NULL) {
         // No units yet, create them.