diff --git a/misc/requirements/requirements-flake8.txt b/misc/requirements/requirements-flake8.txt
index cbe996ce4..879f24cd0 100644
--- a/misc/requirements/requirements-flake8.txt
+++ b/misc/requirements/requirements-flake8.txt
@@ -18,10 +18,10 @@ flake8-tidy-imports==1.1.0
 flake8-tuple==0.2.13
 mccabe==0.6.1
 pathmatch==0.2.1
-pep8-naming==0.6.1
+pep8-naming==0.7.0
 pycodestyle==2.3.1  # rq.filter: < 2.4.0
 pydocstyle==2.1.1
-pyflakes==1.6.0
+pyflakes==2.0.0
 six==1.11.0
 snowballstemmer==1.2.1
 typing==3.6.4
diff --git a/misc/requirements/requirements-pip.txt b/misc/requirements/requirements-pip.txt
index 34dc41d4d..64b096747 100644
--- a/misc/requirements/requirements-pip.txt
+++ b/misc/requirements/requirements-pip.txt
@@ -3,6 +3,6 @@
 appdirs==1.4.3
 packaging==17.1
 pyparsing==2.2.0
-setuptools==39.1.0
+setuptools==39.2.0
 six==1.11.0
 wheel==0.31.1
diff --git a/misc/requirements/requirements-pylint.txt b/misc/requirements/requirements-pylint.txt
index 28add7741..55036ec8d 100644
--- a/misc/requirements/requirements-pylint.txt
+++ b/misc/requirements/requirements-pylint.txt
@@ -1,6 +1,6 @@
 # This file is automatically generated by scripts/dev/recompile_requirements.py
 
-astroid==1.6.3
+astroid==1.6.4
 certifi==2018.4.16
 chardet==3.0.4
 github3.py==1.1.0
@@ -8,7 +8,7 @@ idna==2.6
 isort==4.3.4
 lazy-object-proxy==1.3.1
 mccabe==0.6.1
-pylint==1.8.4
+pylint==1.9.1
 python-dateutil==2.7.3
 ./scripts/dev/pylint_checkers
 requests==2.18.4
diff --git a/misc/requirements/requirements-tests.txt b/misc/requirements/requirements-tests.txt
index cddf48309..a2d4df525 100644
--- a/misc/requirements/requirements-tests.txt
+++ b/misc/requirements/requirements-tests.txt
@@ -2,7 +2,7 @@
 
 attrs==18.1.0
 beautifulsoup4==4.6.0
-cheroot==6.2.4
+cheroot==6.3.1
 click==6.7
 # colorama==0.3.9
 coverage==4.5.1
@@ -11,7 +11,7 @@ fields==5.0.0
 Flask==1.0.2
 glob2==0.6
 hunter==2.0.2
-hypothesis==3.56.9
+hypothesis==3.57.0
 itsdangerous==0.24
 # Jinja2==2.10
 Mako==1.0.7
@@ -27,9 +27,9 @@ pytest-bdd==2.21.0
 pytest-benchmark==3.1.1
 pytest-cov==2.5.1
 pytest-faulthandler==1.5.0
-pytest-instafail==0.3.0
+pytest-instafail==0.4.0
 pytest-mock==1.10.0
-pytest-qt==2.3.1
+pytest-qt==2.3.2
 pytest-repeat==0.4.1
 pytest-rerunfailures==4.0
 pytest-travis-fold==1.3.0
diff --git a/misc/requirements/requirements-tox.txt b/misc/requirements/requirements-tox.txt
index f5344f57e..e8b3de2b1 100644
--- a/misc/requirements/requirements-tox.txt
+++ b/misc/requirements/requirements-tox.txt
@@ -4,4 +4,4 @@ pluggy==0.6.0
 py==1.5.3
 six==1.11.0
 tox==3.0.0
-virtualenv==15.2.0
+virtualenv==16.0.0
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)