diff --git a/Kernel/Syscalls/dup2.cpp b/Kernel/Syscalls/dup2.cpp
index 485dd5c10f..46b30aeae6 100644
--- a/Kernel/Syscalls/dup2.cpp
+++ b/Kernel/Syscalls/dup2.cpp
@@ -16,7 +16,7 @@ KResultOr<int> Process::sys$dup2(int old_fd, int new_fd)
     if (!description)
         return EBADF;
     if (old_fd == new_fd)
-        return 0;
+        return new_fd;
     if (new_fd < 0 || new_fd >= m_max_open_file_descriptors)
         return EINVAL;
     m_fds[new_fd].set(*description);