diff --git a/users/alapshin/home/firefox.nix b/users/alapshin/home/firefox.nix
index 47f0136..3f8b718 100644
--- a/users/alapshin/home/firefox.nix
+++ b/users/alapshin/home/firefox.nix
@@ -16,6 +16,14 @@
     };
 
     policies = {
+      # Needed for ActivityWatch Addon
+      "3rdparty" = {
+        "Extensions" = {
+          "{ef87d84c-2127-493f-b952-5b4e744245bc}" = {
+            "consentOfflineDataCollection" = true;
+          };
+        };
+      };
       "Cookies" = {
         "Locked" = true;
         "Behavior" = "reject-tracker-and-partition-foreign";
@@ -67,6 +75,7 @@
           (with pkgs.firefox-addons; [ linguist-translator ])
           ++ (with pkgs.nur.repos.rycee.firefox-addons; [
             awesome-rss
+            aw-watcher-web
             omnivore
             metamask
             sponsorblock
diff --git a/users/alapshin/home/home.nix b/users/alapshin/home/home.nix
index 8e6d22d..e0bb32e 100644
--- a/users/alapshin/home/home.nix
+++ b/users/alapshin/home/home.nix
@@ -22,6 +22,7 @@
       # ./plasma.nix
       ./neovim.nix
       ./texlive.nix
+      ./timetracking.nix
 
       ./theming.nix
       ./packages.nix
diff --git a/users/alapshin/home/timetracking.nix b/users/alapshin/home/timetracking.nix
new file mode 100644
index 0000000..a2f1ddf
--- /dev/null
+++ b/users/alapshin/home/timetracking.nix
@@ -0,0 +1,19 @@
+{ pkgs, ... }:
+
+{
+  services.activitywatch = {
+    enable = true;
+    package = pkgs.aw-server-rust;
+    watchers = {
+      awatcher = {
+        package = pkgs.awatcher;
+      };
+      aw-watcher-afk = {
+        package = pkgs.aw-watcher-afk;
+      };
+      aw-watcher-window = {
+        package = pkgs.aw-watcher-window;
+      };
+    };
+  };
+}