diff --git a/system/nixos/container.nix b/system/nixos/container.nix
index fa907d4..b23c205 100644
--- a/system/nixos/container.nix
+++ b/system/nixos/container.nix
@@ -15,7 +15,7 @@
       autoPrune = {
         enable = true;
         dates = "weekly";
-        flags = [ "--all" ];
+        flags = [ "--all" "--filter=label!=io.kempkens.keepImage" ];
       };
     };
 
@@ -55,7 +55,7 @@
       {
         Type = "oneshot";
         ExecStart = "${podman}/bin/podman auto-update";
-        ExecStartPost = "${podman}/bin/podman image prune -f";
+        ExecStartPost = "${podman}/bin/podman image prune -f --filter=label!=io.kempkens.keepImage";
       };
   };
 }
diff --git a/system/nixos/forgejo-runner.nix b/system/nixos/forgejo-runner.nix
index f067b7b..bc27c8f 100644
--- a/system/nixos/forgejo-runner.nix
+++ b/system/nixos/forgejo-runner.nix
@@ -56,7 +56,7 @@ in
         NSSWITCH
 
         tar -cv . | tar -tvf -
-        tar -cv . | podman import - forgejo-runner-nix
+        tar -cv . | podman import --change "LABEL io.kempkens.keepImage=true" - forgejo-runner-nix
       '';
       serviceConfig = {
         RuntimeDirectory = "forgejo-runner-nix-image";