diff --git a/lib/sshyp.py b/lib/sshyp.py
index db37719..d9a79a6 100755
--- a/lib/sshyp.py
+++ b/lib/sshyp.py
@@ -542,7 +542,7 @@ def copy_data():
     # store hashed _copy_subject for later comparison
     _hash = sha512()
     _hash.update(_copy_subject.encode('utf-8'))
-    _hash = _hash.hexdigest() + '  -'
+    _hash = _hash.hexdigest() + f"{2*' '}-"
 
     # PORT START CLIPBOARD
     # WSL clipboard detection
diff --git a/port-jobs/CLIPBOARD.py b/port-jobs/CLIPBOARD.py
index 43f4540..90867d7 100755
--- a/port-jobs/CLIPBOARD.py
+++ b/port-jobs/CLIPBOARD.py
@@ -24,7 +24,7 @@ if len(arguments) > 0:
         replacement = """if 'WAYLAND_DISPLAY' in environ:
         run('wl-copy', stdin=Popen(('printf', _copy_subject
         .replace('\\\\\\', '\\\\\\\\\\\\\\').replace('%', '%%')), stdout=PIPE).stdout)
-        Popen('sleep 30; wl-copy -c', shell=True)
+        Popen(f"sleep 30; test \\'{_hash}\\' = \\"$(printf \\"$(wl-paste)\\" | sha512sum)\\" && wl-copy -c", shell=True)
     else:
         run(('xclip', '-sel', 'c'), stdin=Popen(('printf', _copy_subject
         .replace('\\\\\\', '\\\\\\\\\\\\\\').replace('%', '%%')), stdout=PIPE).stdout)