diff --git a/nixos/modules/services/cluster/k3s/default.nix b/nixos/modules/services/cluster/k3s/default.nix
index c5c963696b23..7ac179d822ad 100644
--- a/nixos/modules/services/cluster/k3s/default.nix
+++ b/nixos/modules/services/cluster/k3s/default.nix
@@ -630,7 +630,7 @@ in
             finalImageTag = "21.1.2-debian-11-r0";
           })
 
-          config.services.k3s.package.airgapImages
+          config.services.k3s.package.airgap-images
         ]
       '';
       description = ''
diff --git a/nixos/tests/k3s/auto-deploy-charts.nix b/nixos/tests/k3s/auto-deploy-charts.nix
index c5a3478eee4b..e06dbf05051f 100644
--- a/nixos/tests/k3s/auto-deploy-charts.nix
+++ b/nixos/tests/k3s/auto-deploy-charts.nix
@@ -68,7 +68,7 @@ import ../make-test-python.nix (
           ];
           images = [
             # Provides the k3s Helm controller
-            k3s.airgapImages
+            k3s.airgap-images
             testImage
           ];
           autoDeployCharts = {