diff --git a/reactos/lib/kernel32/file/volume.c b/reactos/lib/kernel32/file/volume.c
index a7e07ae592a..48e106209ad 100644
--- a/reactos/lib/kernel32/file/volume.c
+++ b/reactos/lib/kernel32/file/volume.c
@@ -826,7 +826,7 @@ GetVolumeNameForVolumeMountPointW(
     * an NT acceptable name.
     */
 
-   if (!RtlDosPathNameToNtPathName_U(VolumeName, &NtFileName, NULL, NULL))
+   if (!RtlDosPathNameToNtPathName_U(VolumeMountPoint, &NtFileName, NULL, NULL))
    {
       SetLastError(ERROR_PATH_NOT_FOUND);
       return FALSE;