diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d4be101e..f2080f14 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -13,7 +13,7 @@ repos:
     hooks:
     -   id: check-yaml
 -   repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.7.4
+    rev: v0.8.1
     hooks:
       - id: ruff
         args: [ --fix ]
diff --git a/src/execnet/__init__.py b/src/execnet/__init__.py
index 5c3f20e3..1edf3254 100644
--- a/src/execnet/__init__.py
+++ b/src/execnet/__init__.py
@@ -29,24 +29,24 @@
 from .xspec import XSpec
 
 __all__ = [
-    "__version__",
-    "makegateway",
-    "set_execmodel",
-    "HostNotFound",
-    "RemoteError",
-    "TimeoutError",
-    "XSpec",
+    "Channel",
+    "DataFormatError",
+    "DumpError",
     "Gateway",
     "Group",
+    "HostNotFound",
+    "LoadError",
     "MultiChannel",
     "RSync",
+    "RemoteError",
+    "TimeoutError",
+    "XSpec",
+    "__version__",
     "default_group",
-    "Channel",
-    "dumps",
     "dump",
-    "DumpError",
-    "loads",
+    "dumps",
     "load",
-    "LoadError",
-    "DataFormatError",
+    "loads",
+    "makegateway",
+    "set_execmodel",
 ]
diff --git a/src/execnet/gateway.py b/src/execnet/gateway.py
index 547be291..645de0fc 100644
--- a/src/execnet/gateway.py
+++ b/src/execnet/gateway.py
@@ -40,7 +40,7 @@ def remoteaddress(self) -> str:
     def __repr__(self) -> str:
         """A string representing gateway type and status."""
         try:
-            r: str = self.hasreceiver() and "receive-live" or "not-receiving"
+            r: str = (self.hasreceiver() and "receive-live") or "not-receiving"
             i = str(len(self._channelfactory.channels()))
         except AttributeError:
             r = "uninitialized"
diff --git a/src/execnet/gateway_base.py b/src/execnet/gateway_base.py
index 9ba25b42..22756778 100644
--- a/src/execnet/gateway_base.py
+++ b/src/execnet/gateway_base.py
@@ -760,7 +760,7 @@ def setcallback(
                         callback(olditem)
 
     def __repr__(self) -> str:
-        flag = self.isclosed() and "closed" or "open"
+        flag = (self.isclosed() and "closed") or "open"
         return "<Channel id=%d %s>" % (self.id, flag)
 
     def __del__(self) -> None:
@@ -1079,7 +1079,7 @@ def close(self) -> None:
             self.channel.close()
 
     def __repr__(self) -> str:
-        state = self.channel.isclosed() and "closed" or "open"
+        state = (self.channel.isclosed() and "closed") or "open"
         return "<ChannelFile %d %s>" % (self.channel.id, state)
 
 
diff --git a/src/execnet/multi.py b/src/execnet/multi.py
index 42a2dc36..90742f26 100644
--- a/src/execnet/multi.py
+++ b/src/execnet/multi.py
@@ -177,7 +177,7 @@ def makegateway(self, spec: XSpec | str | None = None) -> Gateway:
                         os.environ[name] = value
             """
             )
-            nice = spec.nice and int(spec.nice) or 0
+            nice = (spec.nice and int(spec.nice)) or 0
             channel.send((spec.chdir, nice, spec.env))
             channel.waitclose()
         return gw