diff --git a/hosts/apeturescience/skel/alacritty/alacritty.toml b/hosts/apeturescience/skel/alacritty/alacritty.toml
index 20f8bfb..7ff63e0 100644
--- a/hosts/apeturescience/skel/alacritty/alacritty.toml
+++ b/hosts/apeturescience/skel/alacritty/alacritty.toml
@@ -58,4 +58,4 @@ color = "0x908caa"
 
 [[colors.indexed_colors]]
 index = 21
-color = "0xe0def4"
\ No newline at end of file
+color = "0xe0def4"
diff --git a/hosts/apeturescience/skel/qutebrowser/colours/__init__.py b/hosts/apeturescience/skel/qutebrowser/colours/__init__.py
index e69de29..309621c 100644
--- a/hosts/apeturescience/skel/qutebrowser/colours/__init__.py
+++ b/hosts/apeturescience/skel/qutebrowser/colours/__init__.py
@@ -0,0 +1 @@
+"""Ignore me."""
diff --git a/hosts/apeturescience/skel/qutebrowser/colours/darkmode.py b/hosts/apeturescience/skel/qutebrowser/colours/darkmode.py
index 7a1681e..1456abc 100644
--- a/hosts/apeturescience/skel/qutebrowser/colours/darkmode.py
+++ b/hosts/apeturescience/skel/qutebrowser/colours/darkmode.py
@@ -1,3 +1,9 @@
-def darkmode_on(config, pages):
-    for p in pages:
-        config.set("colors.webpage.darkmode.enabled", True, p)
+# ruff: noqa: ANN001, FBT003
+
+"""Functions to facilitate dark mode configuration."""
+
+
+def darkmode_on(config, pages: list[str]) -> None:
+    """Enable dark mode on every page in `pages` using `config`."""
+    for page in pages:
+        config.set("colors.webpage.darkmode.enabled", True, page)
diff --git a/hosts/apeturescience/skel/qutebrowser/colours/themes.py b/hosts/apeturescience/skel/qutebrowser/colours/themes.py
index 072f496..afda1a8 100644
--- a/hosts/apeturescience/skel/qutebrowser/colours/themes.py
+++ b/hosts/apeturescience/skel/qutebrowser/colours/themes.py
@@ -1,25 +1,29 @@
-class Palettes:
-    rose_pine = {
-        "base00": "#191724",
-        "base01": "#1f1d2e",
-        "base02": "#26233a",
-        "base03": "#6e6a86",
-        "base04": "#908caa",
-        "base05": "#e0def4",
-        "base06": "#e0def4",
-        "base07": "#524f67",
-        "base08": "#eb6f92",
-        "base09": "#f6c177",
-        "base0A": "#ebbcba",
-        "base0B": "#31748f",
-        "base0C": "#9ccfd8",
-        "base0D": "#c4a7e7",
-        "base0E": "#f6c177",
-        "base0F": "#524f67",
-    }
+# ruff: noqa: PLR0915
+
+"""Theming utilities (useful with base16)."""
+
+ROSE_PINE: dict[str, str] = {
+    "base00": "#191724",
+    "base01": "#1f1d2e",
+    "base02": "#26233a",
+    "base03": "#6e6a86",
+    "base04": "#908caa",
+    "base05": "#e0def4",
+    "base06": "#e0def4",
+    "base07": "#524f67",
+    "base08": "#eb6f92",
+    "base09": "#f6c177",
+    "base0A": "#ebbcba",
+    "base0B": "#31748f",
+    "base0C": "#9ccfd8",
+    "base0D": "#c4a7e7",
+    "base0E": "#f6c177",
+    "base0F": "#524f67",
+}
 
 
-def load_colours(c, palette):
+def load_colours(c, palette: dict[str, str]) -> None:
+    """Load colours from `palette` (must be base16) into `c`."""
     c.colors.completion.fg = palette["base05"]
     c.colors.completion.odd.bg = palette["base01"]
     c.colors.completion.even.bg = palette["base00"]
diff --git a/hosts/apeturescience/skel/qutebrowser/config.py b/hosts/apeturescience/skel/qutebrowser/config.py
index 3809c80..73c6ed3 100644
--- a/hosts/apeturescience/skel/qutebrowser/config.py
+++ b/hosts/apeturescience/skel/qutebrowser/config.py
@@ -1,13 +1,17 @@
-from colours.themes import load_colours, Palettes
+# ruff: noqa: INP001
+
+"""The configuration module. Used to configure qutebrowser."""
+
 from colours.darkmode import darkmode_on
+from colours.themes import ROSE_PINE, load_colours
 
 
-def main():
+def main() -> None:
+    """Pretend this is a docstring."""
     # leave this alone!
-    config.load_autoconfig()
 
     # rose-pine
-    load_colours(c, Palettes.rose_pine)
+    load_colours(c, ROSE_PINE)
 
     darkmode_on(config, ["about:blank"])
 
diff --git a/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/__init__.py b/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/__init__.py
index e69de29..309621c 100644
--- a/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/__init__.py
+++ b/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/__init__.py
@@ -0,0 +1 @@
+"""Ignore me."""
diff --git a/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/darkmode.py b/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/darkmode.py
index 7a1681e..1456abc 100644
--- a/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/darkmode.py
+++ b/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/darkmode.py
@@ -1,3 +1,9 @@
-def darkmode_on(config, pages):
-    for p in pages:
-        config.set("colors.webpage.darkmode.enabled", True, p)
+# ruff: noqa: ANN001, FBT003
+
+"""Functions to facilitate dark mode configuration."""
+
+
+def darkmode_on(config, pages: list[str]) -> None:
+    """Enable dark mode on every page in `pages` using `config`."""
+    for page in pages:
+        config.set("colors.webpage.darkmode.enabled", True, page)
diff --git a/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/themes.py b/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/themes.py
index 072f496..afda1a8 100644
--- a/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/themes.py
+++ b/hosts/cityseventeen/users/arturm/configs/qutebrowser/colours/themes.py
@@ -1,25 +1,29 @@
-class Palettes:
-    rose_pine = {
-        "base00": "#191724",
-        "base01": "#1f1d2e",
-        "base02": "#26233a",
-        "base03": "#6e6a86",
-        "base04": "#908caa",
-        "base05": "#e0def4",
-        "base06": "#e0def4",
-        "base07": "#524f67",
-        "base08": "#eb6f92",
-        "base09": "#f6c177",
-        "base0A": "#ebbcba",
-        "base0B": "#31748f",
-        "base0C": "#9ccfd8",
-        "base0D": "#c4a7e7",
-        "base0E": "#f6c177",
-        "base0F": "#524f67",
-    }
+# ruff: noqa: PLR0915
+
+"""Theming utilities (useful with base16)."""
+
+ROSE_PINE: dict[str, str] = {
+    "base00": "#191724",
+    "base01": "#1f1d2e",
+    "base02": "#26233a",
+    "base03": "#6e6a86",
+    "base04": "#908caa",
+    "base05": "#e0def4",
+    "base06": "#e0def4",
+    "base07": "#524f67",
+    "base08": "#eb6f92",
+    "base09": "#f6c177",
+    "base0A": "#ebbcba",
+    "base0B": "#31748f",
+    "base0C": "#9ccfd8",
+    "base0D": "#c4a7e7",
+    "base0E": "#f6c177",
+    "base0F": "#524f67",
+}
 
 
-def load_colours(c, palette):
+def load_colours(c, palette: dict[str, str]) -> None:
+    """Load colours from `palette` (must be base16) into `c`."""
     c.colors.completion.fg = palette["base05"]
     c.colors.completion.odd.bg = palette["base01"]
     c.colors.completion.even.bg = palette["base00"]
diff --git a/hosts/cityseventeen/users/arturm/configs/qutebrowser/config.py b/hosts/cityseventeen/users/arturm/configs/qutebrowser/config.py
index 9cbf91b..12883c6 100644
--- a/hosts/cityseventeen/users/arturm/configs/qutebrowser/config.py
+++ b/hosts/cityseventeen/users/arturm/configs/qutebrowser/config.py
@@ -1,13 +1,18 @@
-from colours.themes import load_colours, Palettes
+# ruff: noqa: INP001
+
+"""The configuration module. Used to configure qutebrowser."""
+
 from colours.darkmode import darkmode_on
+from colours.themes import ROSE_PINE, load_colours
 
 
-def main():
+def main() -> None:
+    """Pretend this is a docstring."""
     # leave this alone!
     config.load_autoconfig()
 
     # rose-pine
-    load_colours(c, Palettes.rose_pine)
+    load_colours(c, ROSE_PINE)
 
     darkmode_on(config, ["about:blank"])
 
@@ -25,7 +30,7 @@ def main():
     c.tabs.indicator.width = 0
     c.tabs.title.format = "{audio}{relative_index} | {current_title}"
 
-    c.fonts.default_size = "12pt"
+    c.fonts.default_size = "9pt"
     c.fonts.default_family = "sans-serif"
 
     c.url.start_pages = "about:blank"
diff --git a/ruff.toml b/ruff.toml
index c4035e4..1d14f17 100644
--- a/ruff.toml
+++ b/ruff.toml
@@ -1,2 +1,3 @@
 [lint]
-ignore = [ "F821" ]
+select = ["ALL"]
+ignore = ["F821", "ANN001"]
diff --git a/shells/default.nix b/shells/default.nix
index d7d65ee..f6c15d3 100644
--- a/shells/default.nix
+++ b/shells/default.nix
@@ -14,11 +14,16 @@
       pre-commit = {
         check.enable = true;
         settings.hooks = {
-          nixfmt-rfc-style = {
-            enable = true;
-          };
+          nixfmt-rfc-style.enable = true;
           nil.enable = true;
-          shellcheck.enable = true;
+          statix = {
+            enable = true;
+            args = [ "fix" ];
+          };
+          deadnix = {
+            enable = true;
+            args = [ "-e" ];
+          };
           prettier = {
             enable = true;
             excludes = [ "flake.lock" ];
@@ -26,14 +31,8 @@
           ruff.enable = true;
           ruff-format.enable = true;
           shfmt.enable = true;
-          deadnix = {
-            enable = true;
-            args = [ "-e" ];
-          };
-          statix = {
-            enable = true;
-            args = [ "fix" ];
-          };
+          shellcheck.enable = true;
+          taplo.enable = true;
         };
       };
 
diff --git a/statix.toml b/statix.toml
index 842f407..fbe25a9 100644
--- a/statix.toml
+++ b/statix.toml
@@ -1,4 +1,3 @@
 disabled = []
 nix_version = '2.4'
 ignore = ['.direnv']
-