diff --git a/entropy/alacritty/alacritty.yml b/entropy/alacritty/alacritty.yml
index 90e985a..cf0c531 100644
--- a/entropy/alacritty/alacritty.yml
+++ b/entropy/alacritty/alacritty.yml
@@ -391,7 +391,7 @@ colors:
 #
 # Window opacity as a floating point number from `0.0` to `1.0`.
 # The value `0.0` is completely transparent and `1.0` is opaque.
-#background_opacity: 1.0
+background_opacity: 0.9
 
 #selection:
   # This string contains all characters that are used as separators for
diff --git a/entropy/nixos/flake.lock b/entropy/nixos/flake.lock
index 8eadb68..ccc4ba5 100644
--- a/entropy/nixos/flake.lock
+++ b/entropy/nixos/flake.lock
@@ -21,11 +21,11 @@
     },
     "nixos-hardware": {
       "locked": {
-        "lastModified": 1725477728,
-        "narHash": "sha256-ahej1VRqKmWbG7gewty+GlrSBEeGY/J2Zy8Nt8+3fdg=",
+        "lastModified": 1725885300,
+        "narHash": "sha256-5RLEnou1/GJQl+Wd+Bxaj7QY7FFQ9wjnFq1VNEaxTmc=",
         "owner": "NixOS",
         "repo": "nixos-hardware",
-        "rev": "880be1ab837e1e9fe0449dae41ac4d034694d4ce",
+        "rev": "166dee4f88a7e3ba1b7a243edb1aca822f00680e",
         "type": "github"
       },
       "original": {
@@ -52,11 +52,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1725432240,
-        "narHash": "sha256-+yj+xgsfZaErbfYM3T+QvEE2hU7UuE+Jf0fJCJ8uPS0=",
+        "lastModified": 1725983898,
+        "narHash": "sha256-4b3A9zPpxAxLnkF9MawJNHDtOOl6ruL0r6Og1TEDGCE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "ad416d066ca1222956472ab7d0555a6946746a80",
+        "rev": "1355a0cbfeac61d785b7183c0caaec1f97361b43",
         "type": "github"
       },
       "original": {
@@ -75,11 +75,11 @@
     },
     "unstable": {
       "locked": {
-        "lastModified": 1725432240,
-        "narHash": "sha256-+yj+xgsfZaErbfYM3T+QvEE2hU7UuE+Jf0fJCJ8uPS0=",
+        "lastModified": 1725983898,
+        "narHash": "sha256-4b3A9zPpxAxLnkF9MawJNHDtOOl6ruL0r6Og1TEDGCE=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "ad416d066ca1222956472ab7d0555a6946746a80",
+        "rev": "1355a0cbfeac61d785b7183c0caaec1f97361b43",
         "type": "github"
       },
       "original": {