diff --git a/default.nix b/default.nix
index 3b04744..bf1f569 100644
--- a/default.nix
+++ b/default.nix
@@ -7,7 +7,10 @@ with import ./lib.nix { inherit pkgs; inherit (pkgs) lib; };
 
 let
   evalKubernetesModules = configuration: evalModules {
-    modules = [./kubernetes.nix ./modules.nix configuration];
+    modules = [
+      (import ./kubernetes.nix {})
+      ./modules.nix configuration
+    ];
     args = {
       inherit pkgs;
       name = "default";
diff --git a/kubernetes.nix b/kubernetes.nix
index 7e87247..3f99d80 100644
--- a/kubernetes.nix
+++ b/kubernetes.nix
@@ -1,3 +1,5 @@
+{ customResourceDefinitions ? null }:
+
 { config, lib, k8s, pkgs, ... }:
 
 with lib;
@@ -282,7 +284,11 @@ let
             } // extraOptions;
           }));
         }
-      ) config.kubernetes.resources.customResourceDefinitions;
+      ) (
+        if customResourceDefinitions == null
+        then config.kubernetes.resources.customResourceDefinitions
+        else customResourceDefinitions
+      );
     in {
       inherit swaggerDefinitions definitions exportedDefinitions kubernetesResourceOptions customResourceOptions;
     };
diff --git a/modules.nix b/modules.nix
index de09be3..715837f 100644
--- a/modules.nix
+++ b/modules.nix
@@ -8,7 +8,10 @@ let
 
   evalK8SModule = {module, name, configuration}: evalModules {
     modules = [
-      ./kubernetes.nix ./modules.nix module configuration
+      (import ./kubernetes.nix {
+        customResourceDefinitions = config.kubernetes.resources.customResourceDefinitions;
+      })
+      ./modules.nix module configuration
     ] ++ config.kubernetes.defaultModuleConfiguration;
     args = {
       inherit pkgs k8s name;
@@ -88,6 +91,12 @@ in {
       ) config.kubernetes.modules
     );
 
+    kubernetes.customResources = mkMerge (
+      mapAttrsToList (name: module:
+        prefixResources (moduleToAttrs module.evaledModule.config.kubernetes.customResources) module.name
+      ) config.kubernetes.modules
+    );
+
     kubernetes.defaultModuleConfiguration = [{
       config.kubernetes.version = mkDefault config.kubernetes.version;
     }];
diff --git a/test/modules.nix b/test/modules.nix
index d05cce8..bdf2ef4 100644
--- a/test/modules.nix
+++ b/test/modules.nix
@@ -39,6 +39,11 @@ with lib;
             metadata.name = mkForce "${name}-nginx";
           }
         ];
+
+        kubernetes.customResources.cron.my-awesome-cron-object = mkMerge [
+          (k8s.loadJSON ./cr.json)
+          {metadata.name = name;}
+        ];
       };
     };