diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index 8ac5c87..be132c8 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -75,4 +75,4 @@ jobs:
 
       - uses: ncipollo/release-action@v1
         with:
-          body: See [CHANGELOG.md](https://github.com/dynobo/keyhint/blob/main/CHANGELOG.md] for details.
+          body: See [CHANGELOG.md](https://github.com/dynobo/keyhint/blob/main/CHANGELOG.md) for details.
diff --git a/keyhint/context.py b/keyhint/context.py
index 5ad6e28..616fdc1 100644
--- a/keyhint/context.py
+++ b/keyhint/context.py
@@ -41,9 +41,9 @@ def get_gnome_version() -> str:
         return "(n/a)"
 
     try:
-        output = subprocess.check_output(
+        output = subprocess.check_output(  # noqa: S603
             ["gnome-shell", "--version"],  # noqa: S607
-            shell=False,  # noqa: S603
+            shell=False,
             text=True,
         )
         if result := re.search(r"\s+([\d\.]+)", output.strip()):
@@ -70,9 +70,9 @@ def get_kde_version() -> str:
         return "(n/a)"
 
     try:
-        output = subprocess.check_output(
+        output = subprocess.check_output(  # noqa: S603
             ["plasmashell", "--version"],  # noqa: S607
-            shell=False,  # noqa: S603
+            shell=False,
             text=True,
         )
         if result := re.search(r"([\d+\.]+)", output.strip()):
@@ -216,9 +216,9 @@ def get_active_window_via_kwin() -> tuple[str, str]:
     # The output has to be read through journalctl instead. A timestamp for
     # filtering speeds up the process.
     log_lines = (
-        subprocess.check_output(
+        subprocess.check_output(  # noqa: S602
             f'journalctl --user -o cat --since "{since}"',
-            shell=True,  # noqa: S602
+            shell=True,
         )
         .decode()
         .split("\n")
@@ -243,9 +243,9 @@ def get_active_window_via_xprop() -> tuple[str, str]:
         Tuple(str, str): window class, window title
     """
     # Query id of active window
-    stdout_bytes: bytes = subprocess.check_output(
+    stdout_bytes: bytes = subprocess.check_output(  # noqa: S602
         "xprop -root _NET_ACTIVE_WINDOW",  # noqa: S607
-        shell=True,  # noqa: S602
+        shell=True,
     )
     stdout = stdout_bytes.decode()
 
@@ -257,9 +257,9 @@ def get_active_window_via_xprop() -> tuple[str, str]:
     window_id: str = match.group(1)
 
     # Query app_title and app_process
-    stdout_bytes = subprocess.check_output(
+    stdout_bytes = subprocess.check_output(  # noqa: S602
         f"xprop -id {window_id} WM_NAME WM_CLASS",
-        shell=True,  # noqa: S602
+        shell=True,
     )
     stdout = stdout_bytes.decode()
 
diff --git a/keyhint/window.py b/keyhint/window.py
index a5a5277..8dc8e7d 100644
--- a/keyhint/window.py
+++ b/keyhint/window.py
@@ -339,6 +339,15 @@ def init_sheet_dropdown(self) -> None:
         for sheet_id in sorted([s["id"] for s in self.sheets]):
             model.append(sheet_id)
 
+    @property
+    def active_headerbar(self) -> headerbar.HeaderBarBox:
+        """Return the currently active headerbar depending on window state."""
+        return (
+            self.headerbars.fullscreen
+            if self.is_fullscreen()
+            else self.headerbars.normal
+        )
+
     @check_state
     def on_set_fallback_sheet(
         self, action: Gio.SimpleAction, state: GLib.Variant
@@ -458,12 +467,8 @@ def scroll(self, to_start: bool, by_page: bool) -> None:
 
     def focus_search_entry(self) -> None:
         """Focus search entry of the active headerbar."""
-        if self.is_fullscreen():
-            self.headerbars.fullscreen.search_entry.grab_focus()
-            self.headerbars.fullscreen.search_entry.set_position(-1)
-        else:
-            self.headerbars.normal.search_entry.grab_focus()
-            self.headerbars.normal.search_entry.set_position(-1)
+        self.active_headerbar.search_entry.grab_focus()
+        self.active_headerbar.search_entry.set_position(-1)
 
     def show_create_new_sheet_toast(self) -> None:
         """Display a toast notification to offer the creation of a new cheatsheet."""
@@ -523,15 +528,9 @@ def on_key_pressed(
             case Gdk.KEY_F11, _:
                 self.activate_action("win.fullscreen")
             case Gdk.KEY_f, True:
-                if self.is_fullscreen():
-                    self.headerbars.fullscreen.search_entry.grab_focus()
-                else:
-                    self.headerbars.normal.search_entry.grab_focus()
+                self.active_headerbar.grab_focus()
             case Gdk.KEY_s, True:
-                if self.is_fullscreen():
-                    self.headerbars.fullscreen.sheet_dropdown.grab_focus()
-                else:
-                    self.headerbars.normal.sheet_dropdown.grab_focus()
+                self.active_headerbar.sheet_dropdown.grab_focus()
             case (Gdk.KEY_Up, _) | (Gdk.KEY_k, True):
                 self.scroll(to_start=True, by_page=False)
             case (Gdk.KEY_Down, _) | (Gdk.KEY_j, True):