diff --git a/hosts/pro.nix b/hosts/pro.nix
index 67cde0b..e759c47 100644
--- a/hosts/pro.nix
+++ b/hosts/pro.nix
@@ -69,20 +69,14 @@
         ../modules/logseq.nix
         ../modules/macos-defaults.nix
         ../modules/history.nix # iCloud-backed; this account only
-        (
-          { pkgs, ... }:
-          {
-            home.packages = [
-              pkgs.lima
-              pkgs.rtl_433
-            ]; # runs the VMs; radio tinkering
-            my.limaVms = [ "nixden" ]; # aliased in ssh config; declared in vms below
-            my.logseqGraphs = [
-              "Notes/mostlyobvious"
-              "Notes/hraba.gs"
-            ];
-          }
-        )
+        ../modules/lima.nix
+        {
+          my.limaVms = [ "nixden" ]; # aliased in ssh config; declared in vms below
+          my.logseqGraphs = [
+            "Notes/mostlyobvious"
+            "Notes/hraba.gs"
+          ];
+        }
       ];
     };
 
diff --git a/modules/lima.nix b/modules/lima.nix
new file mode 100644
index 0000000..07a066d
--- /dev/null
+++ b/modules/lima.nix
@@ -0,0 +1,7 @@
+{ pkgs, ... }:
+
+{
+  # Runs the VMs declared by the host file; their SSH aliases come from
+  # my.limaVms (see ssh.nix).
+  home.packages = [ pkgs.lima ];
+}