diff --git a/systems/PC-Fixe/configuration.nix b/systems/PC-Fixe/configuration.nix
index 02de5ce..9c24660 100644
--- a/systems/PC-Fixe/configuration.nix
+++ b/systems/PC-Fixe/configuration.nix
@@ -119,8 +119,6 @@
     ];
   };
 
-  services.netdata.enable = true;
-
   services.openssh.enable = true;
   services.openssh.passwordAuthentication = false;
   services.openssh.forwardX11 = true;
diff --git a/systems/common-gui.nix b/systems/common-gui.nix
index 62e74b6..068afae 100644
--- a/systems/common-gui.nix
+++ b/systems/common-gui.nix
@@ -23,7 +23,7 @@
 
     firefox
     tor-browser-bundle-bin
-    chromium
+    brave
 
     tdesktop
     element-desktop