diff --git a/lib/loadMtl.js b/lib/loadMtl.js
index 25b285f..a3fccb6 100644
--- a/lib/loadMtl.js
+++ b/lib/loadMtl.js
@@ -70,8 +70,8 @@ function loadMtl(mtlPath, options) {
   const ambientTextureOptions = defined(overridingAmbientTexture)
     ? undefined
     : options.packOcclusion
-    ? decodeOptions
-    : undefined;
+      ? decodeOptions
+      : undefined;
   const specularTextureOptions = defined(overridingSpecularTexture)
     ? undefined
     : decodeOptions;
diff --git a/package.json b/package.json
index 80d1e5c..ccb1897 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "jsdoc": "^4.0.0",
     "lint-staged": "^15.0.2",
     "nyc": "^15.1.0",
-    "prettier": "3.0.3"
+    "prettier": "3.1.1"
   },
   "lint-staged": {
     "*.(js|ts)": [