diff --git a/paru.py b/paru.py
index 145e173..012bcac 100644
--- a/paru.py
+++ b/paru.py
@@ -18,7 +18,7 @@ def handle(self, directive, data):
 
   def _install(self, packages):
     package_list = ' '.join(packages)
-    cmd = 'paru --needed --noconfirm --nonewsonupgrade -Syu -- {}'.format(package_list)
+    cmd = 'paru --needed --noconfirm --nonewsonupgrade -Sy -- {}'.format(package_list)
 
     self._log.lowinfo('Installing {}'.format(package_list))
     result = subprocess.run(cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL, shell=True)