diff --git a/lib/index.ts b/lib/index.ts
index 1871002..c2a75fa 100644
--- a/lib/index.ts
+++ b/lib/index.ts
@@ -95,7 +95,7 @@ function parseDateLine(dateLine: string): { type: string; date: string } {
 
   try {
     var date = new Date(
-      Date.UTC(+parsed[4], getMonth(parsed[3]), +parsed[2], +parsed[1])
+      Date.UTC(+parsed[4], getMonth(parsed[3]), +parsed[2], +parsed[1]),
     ).toISOString();
   } catch (error) {
     throw new GslError("Failed to parse date line", error);
@@ -127,10 +127,10 @@ function parseLines(lines: string[]) {
   const parsedLines = lines.map((l) => l.split(/[ ]+/).filter((s) => s !== ""));
 
   const identificationLine = parsedLines.find(
-    (l) => +l[0] === RapLineTypes.Identification
+    (l) => +l[0] === RapLineTypes.Identification,
   );
   const stationIdLine = parsedLines.find(
-    (l) => +l[0] === RapLineTypes.StationID
+    (l) => +l[0] === RapLineTypes.StationID,
   );
 
   if (!identificationLine || !stationIdLine)
@@ -143,7 +143,7 @@ function parseLines(lines: string[]) {
     (l) =>
       +l[0] === RapLineTypes.MandatoryLevel ||
       +l[0] === RapLineTypes.SignificantLevel ||
-      +l[0] === RapLineTypes.SurfaceLevel
+      +l[0] === RapLineTypes.SurfaceLevel,
   );
 
   const data = parseDataLines(dataLines);
@@ -236,7 +236,7 @@ function isInvalidDewpt(dewpt: number) {
 }
 
 function parseToNumber<K>(
-  data: Record<keyof K, string>
+  data: Record<keyof K, string>,
 ): Record<keyof K, number> {
   const ret = {} as Record<keyof K, number>;
 
diff --git a/package.json b/package.json
index 547cc51..1119872 100644
--- a/package.json
+++ b/package.json
@@ -28,7 +28,7 @@
   "devDependencies": {
     "@types/fs-extra": "^11.0.4",
     "fs-extra": "^11.2.0",
-    "prettier": "^2.6.2",
+    "prettier": "^3.2.5",
     "tsx": "^4.9.1",
     "typescript": "^5.4.5",
     "watch": "^1.0.2"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index eda1efe..a378299 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -15,8 +15,8 @@ importers:
         specifier: ^11.2.0
         version: 11.2.0
       prettier:
-        specifier: ^2.6.2
-        version: 2.8.8
+        specifier: ^3.2.5
+        version: 3.2.5
       tsx:
         specifier: ^4.9.1
         version: 4.9.1
@@ -208,9 +208,9 @@ packages:
   minimist@1.2.8:
     resolution: {integrity: sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==}
 
-  prettier@2.8.8:
-    resolution: {integrity: sha512-tdN8qQGvNjw4CHbY+XXk0JgCXn9QiF21a55rBe5LJAU+kDyC4WQn4+awm2Xfk2lQMk5fKup9XgzTZtGkjBdP9Q==}
-    engines: {node: '>=10.13.0'}
+  prettier@3.2.5:
+    resolution: {integrity: sha512-3/GWa9aOC0YeD7LUfvOG2NiDyhOWRvt1k+rcKhOuYnMY24iiCphgneUfJDyFXd6rZCAnuLBv6UeAULtrhT/F4A==}
+    engines: {node: '>=14'}
     hasBin: true
 
   resolve-pkg-maps@1.0.0:
@@ -377,7 +377,7 @@ snapshots:
 
   minimist@1.2.8: {}
 
-  prettier@2.8.8: {}
+  prettier@3.2.5: {}
 
   resolve-pkg-maps@1.0.0: {}