diff --git a/hand7s/nix/settings/substituters.nix b/hand7s/nix/settings/substituters.nix
index da0035f..223e765 100644
--- a/hand7s/nix/settings/substituters.nix
+++ b/hand7s/nix/settings/substituters.nix
@@ -13,6 +13,8 @@ _: {
         "https://chaotic-nyx.cachix.org/"
         # nix-community
         "https://hydra.nix-community.org/"
+        # yandex mirror
+        "https://mirror.yandex.ru/nixos/"
       ];
     };
   };
diff --git a/kyra/nix/settings/substituters.nix b/kyra/nix/settings/substituters.nix
index da0035f..223e765 100644
--- a/kyra/nix/settings/substituters.nix
+++ b/kyra/nix/settings/substituters.nix
@@ -13,6 +13,8 @@ _: {
         "https://chaotic-nyx.cachix.org/"
         # nix-community
         "https://hydra.nix-community.org/"
+        # yandex mirror
+        "https://mirror.yandex.ru/nixos/"
       ];
     };
   };
diff --git a/viola/nix/settings/substituters.nix b/viola/nix/settings/substituters.nix
index da0035f..223e765 100644
--- a/viola/nix/settings/substituters.nix
+++ b/viola/nix/settings/substituters.nix
@@ -13,6 +13,8 @@ _: {
         "https://chaotic-nyx.cachix.org/"
         # nix-community
         "https://hydra.nix-community.org/"
+        # yandex mirror
+        "https://mirror.yandex.ru/nixos/"
       ];
     };
   };
diff --git a/wanda/nix/settings/substituters.nix b/wanda/nix/settings/substituters.nix
index da0035f..223e765 100644
--- a/wanda/nix/settings/substituters.nix
+++ b/wanda/nix/settings/substituters.nix
@@ -13,6 +13,8 @@ _: {
         "https://chaotic-nyx.cachix.org/"
         # nix-community
         "https://hydra.nix-community.org/"
+        # yandex mirror
+        "https://mirror.yandex.ru/nixos/"
       ];
     };
   };