diff --git a/home/base/home.nix b/home/base/home.nix
index 968c93c9..e5c25259 100644
--- a/home/base/home.nix
+++ b/home/base/home.nix
@@ -12,7 +12,7 @@
     # You can update Home Manager without changing this value. See
     # the Home Manager release notes for a list of state version
     # changes in each release.
-    stateVersion = "25.05";
+    stateVersion = "24.11";
   };
 
   # Let Home Manager install and manage itself.
diff --git a/hosts/idols-aquamarine/default.nix b/hosts/idols-aquamarine/default.nix
index 734cea6b..3dbd860d 100644
--- a/hosts/idols-aquamarine/default.nix
+++ b/hosts/idols-aquamarine/default.nix
@@ -54,5 +54,5 @@ in {
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "25.05"; # Did you read the comment?
+  system.stateVersion = "24.11"; # Did you read the comment?
 }
diff --git a/hosts/idols-kana/default.nix b/hosts/idols-kana/default.nix
index ed9eae41..8baad1cb 100644
--- a/hosts/idols-kana/default.nix
+++ b/hosts/idols-kana/default.nix
@@ -41,5 +41,5 @@ in {
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "25.05"; # Did you read the comment?
+  system.stateVersion = "24.11"; # Did you read the comment?
 }
diff --git a/hosts/idols-ruby/default.nix b/hosts/idols-ruby/default.nix
index 78e7a08e..62d7cc8a 100644
--- a/hosts/idols-ruby/default.nix
+++ b/hosts/idols-ruby/default.nix
@@ -43,5 +43,5 @@ in {
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "25.05"; # Did you read the comment?
+  system.stateVersion = "24.11"; # Did you read the comment?
 }
diff --git a/lib/genKubeVirtGuestModule.nix b/lib/genKubeVirtGuestModule.nix
index 05877659..144a5e5c 100644
--- a/lib/genKubeVirtGuestModule.nix
+++ b/lib/genKubeVirtGuestModule.nix
@@ -40,5 +40,5 @@ in {
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "25.05"; # Did you read the comment?
+  system.stateVersion = "24.11"; # Did you read the comment?
 }
diff --git a/lib/genKubeVirtHostModule.nix b/lib/genKubeVirtHostModule.nix
index d7fcb1d9..a0e2901a 100644
--- a/lib/genKubeVirtHostModule.nix
+++ b/lib/genKubeVirtHostModule.nix
@@ -99,5 +99,5 @@ in {
   # this value at the release version of the first install of this system.
   # Before changing this value read the documentation for this option
   # (e.g. man configuration.nix or on https://nixos.org/nixos/options.html).
-  system.stateVersion = "25.05"; # Did you read the comment?
+  system.stateVersion = "24.11"; # Did you read the comment?
 }