diff --git a/pkgs/misc/tmux-plugins/default.nix b/pkgs/misc/tmux-plugins/default.nix
index 2b5d7f7caed2..93e58516610c 100644
--- a/pkgs/misc/tmux-plugins/default.nix
+++ b/pkgs/misc/tmux-plugins/default.nix
@@ -325,6 +325,18 @@ in rec {
     '';
   };
 
+  power-theme = mkDerivation {
+    pluginName = "power";
+    rtpFilePath = "tmux-power.tmux";
+    version = "unstable-2020-11-18";
+    src = pkgs.fetchFromGitHub {
+      owner = "wfxr";
+      repo = "tmux-power";
+      rev = "aec44aa5e00cc39eb71c668b1d73823270058e7d";
+      sha256 = "11nm8cylx10d565g17acy0bj12n6dcbxp71zca2bmg0j1dq859cm";
+    };
+  };
+
   prefix-highlight = mkDerivation {
     pluginName = "prefix-highlight";
     version = "unstable-2020-03-26";