diff --git a/Package.resolved b/Package.resolved
index 9269bce..761a219 100644
--- a/Package.resolved
+++ b/Package.resolved
@@ -1,12 +1,13 @@
 {
+  "originHash" : "5d734874e4d66aa5e42e2e73f545fbb1c3e33e7f08847495a19cf43690d8a3e5",
   "pins" : [
     {
       "identity" : "gis-tools",
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/Outdooractive/gis-tools",
       "state" : {
-        "revision" : "9566dc8642851ed319b226eedfc2bb351abedfec",
-        "version" : "1.6.0"
+        "revision" : "831a87ebd1ae3bb013c46b1d1752400dbc7bc352",
+        "version" : "1.7.0"
       }
     },
     {
@@ -32,8 +33,8 @@
       "kind" : "remoteSourceControl",
       "location" : "https://github.com/apple/swift-log.git",
       "state" : {
-        "revision" : "e97a6fcb1ab07462881ac165fdbb37f067e205d5",
-        "version" : "1.5.4"
+        "revision" : "9cb486020ebf03bfa5b5df985387a14a98744537",
+        "version" : "1.6.1"
       }
     },
     {
@@ -46,5 +47,5 @@
       }
     }
   ],
-  "version" : 2
+  "version" : 3
 }
diff --git a/Package.swift b/Package.swift
index 57305c6..6a2ebdb 100644
--- a/Package.swift
+++ b/Package.swift
@@ -24,10 +24,10 @@ let package = Package(
             targets: ["MVTTools"]),
     ],
     dependencies: [
-        .package(url: "https://github.com/Outdooractive/gis-tools", from: "1.6.0"),
+        .package(url: "https://github.com/Outdooractive/gis-tools", from: "1.7.0"),
         .package(url: "https://github.com/1024jp/GzipSwift.git", from: "5.2.0"),
         .package(url: "https://github.com/apple/swift-argument-parser", from: "1.4.0"),
-        .package(url: "https://github.com/apple/swift-log.git", from: "1.5.4"),
+        .package(url: "https://github.com/apple/swift-log.git", from: "1.6.1"),
         .package(url: "https://github.com/apple/swift-protobuf", from: "1.26.0"),
     ],
     targets: [
diff --git a/Tests/MVTToolsTests/GeoJsonTests.swift b/Tests/MVTToolsTests/GeoJsonTests.swift
index 3d15d89..483e29e 100644
--- a/Tests/MVTToolsTests/GeoJsonTests.swift
+++ b/Tests/MVTToolsTests/GeoJsonTests.swift
@@ -26,4 +26,20 @@ final class GeoJsonTests: XCTestCase {
         XCTAssertTrue(someLayersFc.features.allSatisfy({ ($0.properties["test"] as? String) == "test" }))
     }
 
+    func testGeoJSONWithNull() throws {
+        let fc = FeatureCollection(Feature(Point(Coordinate3D(latitude: 47.56, longitude: 10.22, m: 1234))))
+        var tile = try XCTUnwrap(VectorTile(x: 8657, y: 5725, z: 14))
+        tile.addGeoJson(geoJson: fc, layerName: "test")
+
+        let data = try XCTUnwrap(tile.data())
+
+        let decodedTile = try XCTUnwrap(VectorTile(data: data, x: 8657, y: 5725, z: 14))
+        let decodedFc = try XCTUnwrap(decodedTile.features(for: "test")?.first)
+        let decodedCoordinate = try XCTUnwrap(decodedFc.geometry.allCoordinates.first)
+
+        // Note: The MVT format doesn't encode altitude/m values, they will get lost
+        XCTAssertEqual(decodedCoordinate.latitude, 47.56, accuracy: 0.00001)
+        XCTAssertEqual(decodedCoordinate.longitude, 10.22, accuracy: 0.00001)
+    }
+
 }