diff --git a/home-manager/services/obsidian/default.nix b/home-manager/services/obsidian/default.nix
index ba9321a19..61acaaacf 100644
--- a/home-manager/services/obsidian/default.nix
+++ b/home-manager/services/obsidian/default.nix
@@ -28,7 +28,11 @@ in
 # Only enable on kyber (gateway host) - desktops already get pkgs.obsidian
 # directly via home-manager/packages/default.nix.
 lib.mkIf host.isKyber {
-  home.packages = [ obsidianHeadless ];
+  home.packages = [
+    obsidianHeadless
+    pkgs.dejavu_fonts
+    pkgs.fontconfig
+  ];
 
   systemd.user.services.obsidian = {
     Unit = {
@@ -37,6 +41,11 @@ lib.mkIf host.isKyber {
     };
     Service = {
       Type = "simple";
+      ExecStartPre = "${pkgs.writeShellScript "obsidian-pre" ''
+        rm -f ${config.xdg.configHome}/obsidian/SingletonLock
+        rm -f ${config.xdg.configHome}/obsidian/SingletonSocket
+        rm -f ${config.xdg.configHome}/obsidian/SingletonCookie
+      ''}";
       ExecStart = "${obsidianHeadless}/bin/obsidian";
       Restart = "always";
       RestartSec = 10;
diff --git a/home-manager/services/obsidian/obsidian-headless.sh b/home-manager/services/obsidian/obsidian-headless.sh
index 487fd185f..d61a81749 100644
--- a/home-manager/services/obsidian/obsidian-headless.sh
+++ b/home-manager/services/obsidian/obsidian-headless.sh
@@ -1,2 +1,2 @@
 #!/usr/bin/env bash
-exec @xvfbRun@/bin/xvfb-run -a @obsidian@/bin/obsidian --no-sandbox --disable-gpu --vault @homeDir@/ghq/github.com/shunkakinoki/wiki "$@"
+exec @xvfbRun@/bin/xvfb-run -a -s "-screen 0 1280x1024x24" @obsidian@/bin/obsidian --no-sandbox --disable-gpu --disable-features=FontationsFontIndexer --vault @homeDir@/ghq/github.com/shunkakinoki/wiki "$@"