diff --git a/newsfragments/1a1928d.feature.rst b/newsfragments/1a1928d.feature.rst
new file mode 100644
index 0000000..2285857
--- /dev/null
+++ b/newsfragments/1a1928d.feature.rst
@@ -0,0 +1 @@
+Improve performances of :meth:`zipfile.Path.open` for non-reading modes.
diff --git a/zipp/__init__.py b/zipp/__init__.py
index cb4f42c..031d9d4 100644
--- a/zipp/__init__.py
+++ b/zipp/__init__.py
@@ -343,7 +343,7 @@ def open(self, mode='r', *args, pwd=None, **kwargs):
         if self.is_dir():
             raise IsADirectoryError(self)
         zip_mode = mode[0]
-        if not self.exists() and zip_mode == 'r':
+        if zip_mode == 'r' and not self.exists():
             raise FileNotFoundError(self)
         stream = self.root.open(self.at, zip_mode, pwd=pwd)
         if 'b' in mode: