diff --git a/server/src/models/location.ts b/server/src/models/location.ts
index 86e8d21..c4b5dff 100644
--- a/server/src/models/location.ts
+++ b/server/src/models/location.ts
@@ -42,6 +42,9 @@ Location.init(
     ttn_gw_longitude: {
       type: DataTypes.NUMBER,
     },
+    gnss_location_at_utc: {
+      type: DataTypes.DATE,
+    },
     created_at_utc: {
       type: DataTypes.DATE,
       defaultValue: DataTypes.NOW,
diff --git a/server/src/models/wifiScan.ts b/server/src/models/wifiScan.ts
index 1f277b0..54493d5 100644
--- a/server/src/models/wifiScan.ts
+++ b/server/src/models/wifiScan.ts
@@ -30,6 +30,9 @@ WifiScan.init(
       type: DataTypes.NUMBER,
       allowNull: false,
     },
+    scanned_at_utc: {
+      type: DataTypes.DATE,
+    },
     created_at_utc: {
       type: DataTypes.DATE,
       defaultValue: DataTypes.NOW,