diff --git a/home/modules/theme.nix b/home/modules/theme.nix
index e7f3645..98eda4f 100644
--- a/home/modules/theme.nix
+++ b/home/modules/theme.nix
@@ -77,6 +77,14 @@ in
       x11.enable = false;
     };
 
+    gtk = {
+      enable = true;
+      font = {
+        name = "SF Pro Display";
+        size = 11;
+      };
+    };
+
     home.file.".local/share/fonts".source =
       config.lib.file.mkOutOfStoreSymlink "${config.home.homeDirectory}/.config/nix/fonts";
 
diff --git a/home/modules/ui.nix b/home/modules/ui.nix
index 3038bef..782341f 100644
--- a/home/modules/ui.nix
+++ b/home/modules/ui.nix
@@ -24,7 +24,14 @@ in
     QT_AUTO_SCREEN_SCALE_FACTOR = "1";
   };
 
-  dconf.enable = true;
+  dconf = {
+    enable = true;
+    settings."org/gnome/desktop/interface" = {
+      font-name = "SF Pro Display 11";
+      document-font-name = "SF Pro Display 11";
+      monospace-font-name = "Berkeley Mono 11";
+    };
+  };
 
   home.packages = with pkgs; [
     rofi
diff --git a/hosts/xps15/configuration.nix b/hosts/xps15/configuration.nix
index edcdf5b..2d83af0 100644
--- a/hosts/xps15/configuration.nix
+++ b/hosts/xps15/configuration.nix
@@ -134,6 +134,12 @@
 
   security.sudo.enable = true;
 
+  fonts.fontconfig.defaultFonts = {
+    sansSerif = [ "SF Pro Display" ];
+    monospace = [ "Berkeley Mono" ];
+    serif = [ "Times New Roman" ];
+  };
+
   environment.systemPackages = with pkgs; [
     vim
     wget