diff --git a/fish/.config/fish/config.fish b/fish/.config/fish/config.fish
index 270b456..c513a58 100644
--- a/fish/.config/fish/config.fish
+++ b/fish/.config/fish/config.fish
@@ -7,6 +7,8 @@ set PATH ~/usr/bin $PATH
 set -x LESS FXRSi
 set -x EDITOR emacsclient
 set -x DOTNET_CLI_TELEMETRY_OPTOUT true
+# Turn Calibre into a dark themed application
+set -x CALIBRE_USE_DARK_PALETTE 1
 
 kitty + complete setup fish | source