diff --git a/system/home/hyprland.nix b/system/home/hyprland.nix
index 559c151d..c14a2e99 100644
--- a/system/home/hyprland.nix
+++ b/system/home/hyprland.nix
@@ -262,7 +262,7 @@
         # Workspace rules
         "workspace 2, (nyxt|firefox)" # Browser
         "workspace 3, (signal|whatsapp-for-linux|WebCord|teams-for-linux|twinkle)" # Messaging
-        "workspace 4, (Zotero|libreoffice|soffice)(.*)" # Documents
+        "workspace 4, (Zotero|libreoffice|soffice|calibre-gui)(.*)" # Files
         "workspace 5, (Nxplayer.bin)" # Remote Desktop
         "workspace 6, (PrusaSlicer)" # 3D Printing
         "workspace 7, (steam_app|steam|lutris|page.kramo.Cartridges|org.prismlauncher.PrismLauncher|explorer.exe|gw2-64.exe|rsi launcher.exe)" # Gaming