diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8795d03..0e26cf6 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@
 ### Bug Fixes
 ### Others
 
+## 2.1.0
+### New Features
+- Update from Maplibre v4.1.3 to v4.4.0 (see Maplibre's [changelog](https://github.com/maplibre/maplibre-gl-js/blob/main/CHANGELOG.md#440))
+### Bug Fixes
+- Floating buildings, fixed with the above update
+
 ## 2.0.3
 ### Bug Fixes
 - Fixed issue in attribution control
diff --git a/package-lock.json b/package-lock.json
index 6757ad4..4570e9c 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,18 +1,18 @@
 {
   "name": "@maptiler/sdk",
-  "version": "2.0.1",
+  "version": "2.0.3",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@maptiler/sdk",
-      "version": "2.0.1",
+      "version": "2.0.3",
       "license": "BSD-3-Clause",
       "dependencies": {
         "@maptiler/client": "^1.8.1",
         "events": "^3.3.0",
         "js-base64": "^3.7.4",
-        "maplibre-gl": "^4.1.3",
+        "maplibre-gl": "4.4.0",
         "uuid": "^9.0.0"
       },
       "devDependencies": {
@@ -474,16 +474,18 @@
       }
     },
     "node_modules/@maplibre/maplibre-gl-style-spec": {
-      "version": "20.1.1",
-      "resolved": "https://registry.npmjs.org/@maplibre/maplibre-gl-style-spec/-/maplibre-gl-style-spec-20.1.1.tgz",
-      "integrity": "sha512-z85ARNPCBI2Cs5cPOS3DSbraTN+ue8zrcYVoSWBuNrD/mA+2SKAJ+hIzI22uN7gac6jBMnCdpPKRxS/V0KSZVQ==",
+      "version": "20.3.0",
+      "resolved": "https://registry.npmjs.org/@maplibre/maplibre-gl-style-spec/-/maplibre-gl-style-spec-20.3.0.tgz",
+      "integrity": "sha512-eSiQ3E5LUSxAOY9ABXGyfNhout2iEa6mUxKeaQ9nJ8NL1NuaQYU7zKqzx/LEYcXe1neT4uYAgM1wYZj3fTSXtA==",
       "dependencies": {
         "@mapbox/jsonlint-lines-primitives": "~2.0.2",
         "@mapbox/unitbezier": "^0.0.1",
         "json-stringify-pretty-compact": "^4.0.0",
         "minimist": "^1.2.8",
+        "quickselect": "^2.0.0",
         "rw": "^1.3.3",
-        "sort-object": "^3.0.3"
+        "sort-object": "^3.0.3",
+        "tinyqueue": "^2.0.3"
       },
       "bin": {
         "gl-style-format": "dist/gl-style-format.mjs",
@@ -940,6 +942,11 @@
       "integrity": "sha512-U3PUjAudAdJBeC2pgN8uTIKgxrb4nlDF3SF0++EldXQvQBGkpFZMSnwQiIoDU77tv45VgNkl/L4ouD+rEomujw==",
       "dev": true
     },
+    "node_modules/@types/junit-report-builder": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@types/junit-report-builder/-/junit-report-builder-3.0.2.tgz",
+      "integrity": "sha512-R5M+SYhMbwBeQcNXYWNCZkl09vkVfAtcPIaCGdzIkkbeaTrVbGQ7HVgi4s+EmM/M1K4ZuWQH0jGcvMvNePfxYA=="
+    },
     "node_modules/@types/mapbox__point-geometry": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/@types/mapbox__point-geometry/-/mapbox__point-geometry-0.1.4.tgz",
@@ -3266,9 +3273,9 @@
       }
     },
     "node_modules/maplibre-gl": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/maplibre-gl/-/maplibre-gl-4.1.3.tgz",
-      "integrity": "sha512-nMy5h0kzq9Z66C6AIb3p2BvLIVHz75dGGQow22x+h9/VOihr0IPQI26ylAi6lHqvEy2VqjiRmKAMlFwt0xFKfQ==",
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/maplibre-gl/-/maplibre-gl-4.4.0.tgz",
+      "integrity": "sha512-RS5ZYjUfcTuyTjR+jbPNGO+Cbjgid8jtBsUpgmx/m+2voj9oY6DmpanBBm2xvjOxZSfChR2wUpzK22mf6sEOlw==",
       "dependencies": {
         "@mapbox/geojson-rewind": "^0.5.2",
         "@mapbox/jsonlint-lines-primitives": "^2.0.2",
@@ -3277,9 +3284,10 @@
         "@mapbox/unitbezier": "^0.0.1",
         "@mapbox/vector-tile": "^1.3.1",
         "@mapbox/whoots-js": "^3.1.0",
-        "@maplibre/maplibre-gl-style-spec": "^20.1.1",
+        "@maplibre/maplibre-gl-style-spec": "^20.3.0",
         "@types/geojson": "^7946.0.14",
         "@types/geojson-vt": "3.2.5",
+        "@types/junit-report-builder": "^3.0.2",
         "@types/mapbox__point-geometry": "^0.1.4",
         "@types/mapbox__vector-tile": "^1.3.4",
         "@types/pbf": "^3.0.5",
@@ -5630,16 +5638,18 @@
       "integrity": "sha512-Es6WcD0nO5l+2BOQS4uLfNPYQaNDfbot3X1XUoloz+x0mPDS3eeORZJl06HXjwBG1fOGwCRnzK88LMdxKRrd6Q=="
     },
     "@maplibre/maplibre-gl-style-spec": {
-      "version": "20.1.1",
-      "resolved": "https://registry.npmjs.org/@maplibre/maplibre-gl-style-spec/-/maplibre-gl-style-spec-20.1.1.tgz",
-      "integrity": "sha512-z85ARNPCBI2Cs5cPOS3DSbraTN+ue8zrcYVoSWBuNrD/mA+2SKAJ+hIzI22uN7gac6jBMnCdpPKRxS/V0KSZVQ==",
+      "version": "20.3.0",
+      "resolved": "https://registry.npmjs.org/@maplibre/maplibre-gl-style-spec/-/maplibre-gl-style-spec-20.3.0.tgz",
+      "integrity": "sha512-eSiQ3E5LUSxAOY9ABXGyfNhout2iEa6mUxKeaQ9nJ8NL1NuaQYU7zKqzx/LEYcXe1neT4uYAgM1wYZj3fTSXtA==",
       "requires": {
         "@mapbox/jsonlint-lines-primitives": "~2.0.2",
         "@mapbox/unitbezier": "^0.0.1",
         "json-stringify-pretty-compact": "^4.0.0",
         "minimist": "^1.2.8",
+        "quickselect": "^2.0.0",
         "rw": "^1.3.3",
-        "sort-object": "^3.0.3"
+        "sort-object": "^3.0.3",
+        "tinyqueue": "^2.0.3"
       }
     },
     "@maptiler/client": {
@@ -5927,6 +5937,11 @@
       "integrity": "sha512-U3PUjAudAdJBeC2pgN8uTIKgxrb4nlDF3SF0++EldXQvQBGkpFZMSnwQiIoDU77tv45VgNkl/L4ouD+rEomujw==",
       "dev": true
     },
+    "@types/junit-report-builder": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/@types/junit-report-builder/-/junit-report-builder-3.0.2.tgz",
+      "integrity": "sha512-R5M+SYhMbwBeQcNXYWNCZkl09vkVfAtcPIaCGdzIkkbeaTrVbGQ7HVgi4s+EmM/M1K4ZuWQH0jGcvMvNePfxYA=="
+    },
     "@types/mapbox__point-geometry": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/@types/mapbox__point-geometry/-/mapbox__point-geometry-0.1.4.tgz",
@@ -7598,9 +7613,9 @@
       }
     },
     "maplibre-gl": {
-      "version": "4.1.3",
-      "resolved": "https://registry.npmjs.org/maplibre-gl/-/maplibre-gl-4.1.3.tgz",
-      "integrity": "sha512-nMy5h0kzq9Z66C6AIb3p2BvLIVHz75dGGQow22x+h9/VOihr0IPQI26ylAi6lHqvEy2VqjiRmKAMlFwt0xFKfQ==",
+      "version": "4.4.0",
+      "resolved": "https://registry.npmjs.org/maplibre-gl/-/maplibre-gl-4.4.0.tgz",
+      "integrity": "sha512-RS5ZYjUfcTuyTjR+jbPNGO+Cbjgid8jtBsUpgmx/m+2voj9oY6DmpanBBm2xvjOxZSfChR2wUpzK22mf6sEOlw==",
       "requires": {
         "@mapbox/geojson-rewind": "^0.5.2",
         "@mapbox/jsonlint-lines-primitives": "^2.0.2",
@@ -7609,9 +7624,10 @@
         "@mapbox/unitbezier": "^0.0.1",
         "@mapbox/vector-tile": "^1.3.1",
         "@mapbox/whoots-js": "^3.1.0",
-        "@maplibre/maplibre-gl-style-spec": "^20.1.1",
+        "@maplibre/maplibre-gl-style-spec": "^20.3.0",
         "@types/geojson": "^7946.0.14",
         "@types/geojson-vt": "3.2.5",
+        "@types/junit-report-builder": "^3.0.2",
         "@types/mapbox__point-geometry": "^0.1.4",
         "@types/mapbox__vector-tile": "^1.3.4",
         "@types/pbf": "^3.0.5",
diff --git a/package.json b/package.json
index 1c1bd3a..63fe2fc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@maptiler/sdk",
-  "version": "2.0.3",
+  "version": "2.1.0",
   "description": "The Javascript & TypeScript map SDK tailored for MapTiler Cloud",
   "module": "dist/maptiler-sdk.mjs",
   "types": "dist/maptiler-sdk.d.ts",
@@ -77,7 +77,7 @@
     "@maptiler/client": "^1.8.1",
     "events": "^3.3.0",
     "js-base64": "^3.7.4",
-    "maplibre-gl": "^4.1.3",
+    "maplibre-gl": "4.4.0",
     "uuid": "^9.0.0"
   }
 }
diff --git a/src/tools.ts b/src/tools.ts
index f9cab48..9944a13 100644
--- a/src/tools.ts
+++ b/src/tools.ts
@@ -95,13 +95,13 @@ export function maptilerCloudTransformRequest(
  * with the MapTiler Cloud-specific one: maptilerCloudTransformRequest
  */
 export function combineTransformRequest(
-  userDefinedRTF?: RequestTransformFunction,
+  userDefinedRTF?: RequestTransformFunction | null,
 ): RequestTransformFunction {
   return function (
     url: string,
     resourceType?: ResourceType,
   ): RequestParameters {
-    if (userDefinedRTF !== undefined) {
+    if (userDefinedRTF !== undefined && userDefinedRTF !== null) {
       const rp = userDefinedRTF(url, resourceType);
       const rp2 = maptilerCloudTransformRequest(rp?.url ?? "", resourceType);