diff --git a/flake.lock b/flake.lock
index c7c9d928c..91dd6b2ed 100644
--- a/flake.lock
+++ b/flake.lock
@@ -1,15 +1,31 @@
 {
   "nodes": {
+    "edge-nixpkgs": {
+      "locked": {
+        "lastModified": 1710377395,
+        "narHash": "sha256-KMubsUWtVr7L55pXMBibBDBdmk3xrjbBPduc0E8z28c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "db001797591bf76f7b8d4c4ed3b49233391e0c97",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
     "flake-utils": {
       "inputs": {
         "systems": "systems"
       },
       "locked": {
-        "lastModified": 1709126324,
-        "narHash": "sha256-q6EQdSeUZOG26WelxqkmR7kArjgWCdw5sfJVHPH/7j8=",
+        "lastModified": 1710146030,
+        "narHash": "sha256-SZ5L6eA7HJ/nmkzGG7/ISclqe6oZdOZTNoesiInkXPQ=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "d465f4819400de7c8d874d50b982301f28a84605",
+        "rev": "b1d9ab70662946ef0850d488da1c9019f3a9752a",
         "type": "github"
       },
       "original": {
@@ -25,11 +41,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1710062421,
-        "narHash": "sha256-FiCNRfyUgJOLYIokLiFsfI7B+Zn9HDnOzFR3uVr5qsQ=",
+        "lastModified": 1710423955,
+        "narHash": "sha256-6N/65EqYVqCaz5SVoPMx2HgA+DJZAlw5lW+U9VHSSbE=",
         "owner": "nix-community",
         "repo": "home-manager",
-        "rev": "36f873dfc8e2b6b89936ff3e2b74803d50447e0a",
+        "rev": "587719494ed18a184c98c4d55dde9469af4446bf",
         "type": "github"
       },
       "original": {
@@ -41,11 +57,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1709961763,
-        "narHash": "sha256-6H95HGJHhEZtyYA3rIQpvamMKAGoa8Yh2rFV29QnuGw=",
+        "lastModified": 1710272261,
+        "narHash": "sha256-g0bDwXFmTE7uGDOs9HcJsfLFhH7fOsASbAuOzDC+fhQ=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3030f185ba6a4bf4f18b87f345f104e6a6961f34",
+        "rev": "0ad13a6833440b8e238947e47bea7f11071dc2b2",
         "type": "github"
       },
       "original": {
@@ -57,6 +73,7 @@
     },
     "root": {
       "inputs": {
+        "edge-nixpkgs": "edge-nixpkgs",
         "flake-utils": "flake-utils",
         "home-manager": "home-manager",
         "nixpkgs": "nixpkgs"
diff --git a/flake.nix b/flake.nix
index 1d537a66f..2e4c268b2 100644
--- a/flake.nix
+++ b/flake.nix
@@ -6,6 +6,7 @@
     # How to update the revision
     #   - `nix flake update --commit-lock-file` # https://nixos.org/manual/nix/stable/command-ref/new-cli/nix3-flake-update.html
     nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+    edge-nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
     flake-utils.url = "github:numtide/flake-utils";
     # https://github.com/nix-community/home-manager/blob/master/docs/nix-flakes.adoc
     home-manager = {
@@ -15,10 +16,11 @@
     };
   };
 
-  outputs = { self, nixpkgs, home-manager, flake-utils }:
+  outputs = { self, nixpkgs, home-manager, flake-utils, edge-nixpkgs }:
     flake-utils.lib.eachDefaultSystem (system:
       let
         pkgs = nixpkgs.legacyPackages.${system};
+        edge-pkgs = edge-nixpkgs.legacyPackages.${system};
       in
       rec {
         devShells.default = with pkgs;
@@ -52,6 +54,9 @@
               modules = [
                 ./home-manager/kachick.nix
               ];
+              extraSpecialArgs = {
+                inherit edge-pkgs;
+              };
             };
 
             github-actions = home-manager.lib.homeManagerConfiguration {
@@ -62,6 +67,9 @@
                 ./home-manager/kachick.nix
                 { home.username = "runner"; }
               ];
+              extraSpecialArgs = {
+                inherit edge-pkgs;
+              };
             };
 
             user = home-manager.lib.homeManagerConfiguration {
@@ -73,6 +81,9 @@
                   home.username = "user";
                 }
               ];
+              extraSpecialArgs = {
+                inherit edge-pkgs;
+              };
             };
           };
 
diff --git a/home-manager/README.md b/home-manager/README.md
index 35c537740..b7fa65816 100644
--- a/home-manager/README.md
+++ b/home-manager/README.md
@@ -20,16 +20,9 @@ Read <https://github.com/nix-community/home-manager/blob/15043a65915bcc16ad207d6
 
 `nix path-info` is a way, installing iTerm2 shell integration used it. Access /nix/store~ path, and `ls` helps you.
 
-## How to use edge dependencies only in some packages?
+## How to mix _-unstable and release-_ for different packages?
 
-```nix
-let
-  pkgsUnstable = import
-    (fetchTarball
-      "https://releases.nixos.org/nixpkgs/nixpkgs-23.11pre509044.3acb5c4264c4/nixexprs.tar.xz")
-    { };
-in
-```
+See <https://github.com/nix-community/home-manager/issues/1538#issuecomment-1265293260>
 
 ## I cannot find dot files in the macOS Finder
 
diff --git a/home-manager/gpg.nix b/home-manager/gpg.nix
index ba39fe1cb..43c030639 100644
--- a/home-manager/gpg.nix
+++ b/home-manager/gpg.nix
@@ -1,4 +1,4 @@
-{ config, pkgs, ... }:
+{ config, pkgs, edge-pkgs, ... }:
 
 
 # ## FAQ - GPG
@@ -30,7 +30,9 @@
     defaultCacheTtl = 60480000; # 700 days
     maxCacheTtl = 60480000; # 700 days
 
-    pinentryFlavor = "tty";
+    # https://github.com/NixOS/nixpkgs/pull/294937
+    # https://github.com/nix-community/home-manager/pull/4895
+    pinentryPackage = edge-pkgs.pinentry-tty;
   };
 
   # https://github.com/nix-community/home-manager/blob/master/modules/programs/gpg.nix