diff --git a/qutebrowser/browser/commands.py b/qutebrowser/browser/commands.py
index 60844029f..1674a7eb0 100644
--- a/qutebrowser/browser/commands.py
+++ b/qutebrowser/browser/commands.py
@@ -1674,7 +1674,7 @@ class CommandDispatcher:
         """
         try:
             elem.set_value(text)
-        except webelem.OrphanedError as e:
+        except webelem.OrphanedError:
             message.error('Edited element vanished')
             ed.backup()
         except webelem.Error as e:
diff --git a/qutebrowser/browser/qutescheme.py b/qutebrowser/browser/qutescheme.py
index 8866f1643..6fc2a8429 100644
--- a/qutebrowser/browser/qutescheme.py
+++ b/qutebrowser/browser/qutescheme.py
@@ -177,7 +177,7 @@ def data_for_url(url):
     except OSError as e:
         # FIXME:qtwebengine how to handle this?
         raise QuteSchemeOSError(e)
-    except QuteSchemeError as e:
+    except QuteSchemeError:
         raise
 
     assert mimetype is not None, url
diff --git a/qutebrowser/config/configdata.py b/qutebrowser/config/configdata.py
index c617fca14..e9b33b5b8 100644
--- a/qutebrowser/config/configdata.py
+++ b/qutebrowser/config/configdata.py
@@ -102,7 +102,7 @@ def _parse_yaml_type(name, node):
 
     try:
         typ = getattr(configtypes, type_name)
-    except AttributeError as e:
+    except AttributeError:
         raise AttributeError("Did not find type {} for {}".format(
             type_name, name))
 
diff --git a/qutebrowser/config/configfiles.py b/qutebrowser/config/configfiles.py
index 986ca3f56..25c0c9971 100644
--- a/qutebrowser/config/configfiles.py
+++ b/qutebrowser/config/configfiles.py
@@ -573,7 +573,7 @@ def read_autoconfig():
     """Read the autoconfig.yml file."""
     try:
         config.instance.read_yaml()
-    except configexc.ConfigFileErrors as e:
+    except configexc.ConfigFileErrors:
         raise  # caught in outer block
     except configexc.Error as e:
         desc = configexc.ConfigErrorDesc("Error", e)
diff --git a/qutebrowser/config/configtypes.py b/qutebrowser/config/configtypes.py
index ecf1efe86..619dfd71d 100644
--- a/qutebrowser/config/configtypes.py
+++ b/qutebrowser/config/configtypes.py
@@ -1409,7 +1409,7 @@ class SearchEngineUrl(BaseType):
 
         try:
             value.format("")
-        except (KeyError, IndexError) as e:
+        except (KeyError, IndexError):
             raise configexc.ValidationError(
                 value, "may not contain {...} (use {{ and }} for literal {/})")
         except ValueError as e:
diff --git a/qutebrowser/misc/crashdialog.py b/qutebrowser/misc/crashdialog.py
index 4d395b8ec..85fdf33bf 100644
--- a/qutebrowser/misc/crashdialog.py
+++ b/qutebrowser/misc/crashdialog.py
@@ -293,7 +293,7 @@ class _CrashDialog(QDialog):
         self._paste_text = '\n\n'.join(lines)
         try:
             user = getpass.getuser()
-        except Exception as e:
+        except Exception:
             log.misc.exception("Error while getting user")
             user = 'unknown'
         try:
diff --git a/qutebrowser/misc/ipc.py b/qutebrowser/misc/ipc.py
index 8af5ba6bf..3c718de7b 100644
--- a/qutebrowser/misc/ipc.py
+++ b/qutebrowser/misc/ipc.py
@@ -498,7 +498,7 @@ def send_or_listen(args):
             server = IPCServer(socketname)
             server.listen()
             return server
-        except AddressInUseError as e:
+        except AddressInUseError:
             # This could be a race condition...
             log.init.debug("Got AddressInUseError, trying again.")
             time.sleep(0.5)