diff --git a/nixops/chiron-hardware-configuration.nix b/nixops/chiron-hardware-configuration.nix
index fa6d8e9..f219ebe 100644
--- a/nixops/chiron-hardware-configuration.nix
+++ b/nixops/chiron-hardware-configuration.nix
@@ -28,5 +28,7 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
+  hardware.cpu.intel.updateMicrocode = true;
+
   system.stateVersion = "19.03";
 }
diff --git a/nixops/franz-hardware-configuration.nix b/nixops/franz-hardware-configuration.nix
index f556c3d..f9b25fb 100644
--- a/nixops/franz-hardware-configuration.nix
+++ b/nixops/franz-hardware-configuration.nix
@@ -33,5 +33,7 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
+  hardware.cpu.intel.updateMicrocode = true;
+
   system.stateVersion = "21.05";
 }
diff --git a/nixops/hera-hardware-configuration.nix b/nixops/hera-hardware-configuration.nix
index 9ee3aab..68f7605 100644
--- a/nixops/hera-hardware-configuration.nix
+++ b/nixops/hera-hardware-configuration.nix
@@ -28,5 +28,7 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
+  hardware.cpu.intel.updateMicrocode = true;
+
   system.stateVersion = "19.03";
 }
diff --git a/nixops/hestia-hardware-configuration.nix b/nixops/hestia-hardware-configuration.nix
index 38e758c..a518af8 100644
--- a/nixops/hestia-hardware-configuration.nix
+++ b/nixops/hestia-hardware-configuration.nix
@@ -28,5 +28,7 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
+  hardware.cpu.intel.updateMicrocode = true;
+
   system.stateVersion = "19.03";
 }
diff --git a/nixops/zeus-hardware-configuration.nix b/nixops/zeus-hardware-configuration.nix
index a073f0c..5337031 100644
--- a/nixops/zeus-hardware-configuration.nix
+++ b/nixops/zeus-hardware-configuration.nix
@@ -28,5 +28,7 @@
   boot.loader.systemd-boot.enable = true;
   boot.loader.efi.canTouchEfiVariables = true;
 
+  hardware.cpu.intel.updateMicrocode = true;
+
   system.stateVersion = "19.03";
 }