diff --git a/source/tools/dav.ts b/source/tools/dav.ts
index d777507..e66343a 100644
--- a/source/tools/dav.ts
+++ b/source/tools/dav.ts
@@ -233,8 +233,7 @@ export function parseSearch(result: DAVResult, searchArbiter: string, isDetailed
  * @returns The value in bytes, or another indicator
  */
 export function translateDiskSpace(value: string | number): DiskQuotaAvailable {
-    value = String(value);
-    switch (value) {
+    switch (String(value)) {
         case "-3":
             return "unlimited";
         case "-2":