diff --git a/models/record.go b/models/record.go
index 4635d6eb8e..61abda5e2f 100644
--- a/models/record.go
+++ b/models/record.go
@@ -172,8 +172,8 @@ func (rc *RecordConfig) UnmarshalJSON(b []byte) error {
 		LocSize            uint8             `json:"locsize,omitempty"`
 		LocHorizPre        uint8             `json:"lochorizpre,omitempty"`
 		LocVertPre         uint8             `json:"locvertpre,omitempty"`
-		LocLatitude        int               `json:"loclatitude,omitempty"`
-		LocLongitude       int               `json:"loclongitude,omitempty"`
+		LocLatitude        uint32            `json:"loclatitude,omitempty"`
+		LocLongitude       uint32            `json:"loclongitude,omitempty"`
 		LocAltitude        uint32            `json:"localtitude,omitempty"`
 		LuaRType           string            `json:"luartype,omitempty"`
 		NaptrOrder         uint16            `json:"naptrorder,omitempty"`
diff --git a/pkg/js/helpers.js b/pkg/js/helpers.js
index 6fec6e92df..7190f2eb76 100644
--- a/pkg/js/helpers.js
+++ b/pkg/js/helpers.js
@@ -874,8 +874,8 @@ function locStringBuilder(record, args) {
 // Renders LOC type internal properties from D˚M'S" parameters.
 // Change anything here at your peril.
 function locDMSBuilder(record, args) {
-    LOCEquator = 1 << 31; // RFC 1876, Section 2.
-    LOCPrimeMeridian = 1 << 31; // RFC 1876, Section 2.
+    LOCEquator = Math.pow(2, 31); // RFC 1876, Section 2.
+    LOCPrimeMeridian = Math.pow(2, 31); // RFC 1876, Section 2.
     LOCHours = 60 * 1000;
     LOCDegrees = 60 * LOCHours;
     LOCAltitudeBase = 100000;