diff --git a/mods/config.go b/mods/config.go
index edd73d1..47f8116 100644
--- a/mods/config.go
+++ b/mods/config.go
@@ -19,7 +19,7 @@ var tzlocs map[int64]*time.Location
 
 func tz_init() {
 	timezones = make(TZFile)
-	tzlocs = make(map[uint64]*time.Location)
+	tzlocs = make(map[int64]*time.Location)
 	file, err := os.Open(*tzpath)
 	if err != nil {
 		return