diff --git a/lib/DatabaseCrudHandler.ts b/lib/DatabaseCrudHandler.ts
index 851fd04..be08529 100644
--- a/lib/DatabaseCrudHandler.ts
+++ b/lib/DatabaseCrudHandler.ts
@@ -55,8 +55,7 @@ export class DatabaseCrudHandler extends HttpHandler implements CrudHandler {
     cm.update ();
 
     const dm = new this.dm;
-    for (const key of Object.keys (body_data))
-      dm.set (key, cm.get (key));
+    dm.apply (cm);
     await dm.write ();
 
     res.status (http.status_created)
@@ -76,7 +75,7 @@ export class DatabaseCrudHandler extends HttpHandler implements CrudHandler {
     const dm = new this.dm (parseInt (req.headers.id as string));
     const found = await dm.read ();
 
-    const cm = new this.cm (dm.object);
+    const cm = new this.cm (dm.get_data ());
     cm.update ();
 
     res.status (found ? http.status_ok : http.status_not_found)
@@ -105,15 +104,13 @@ export class DatabaseCrudHandler extends HttpHandler implements CrudHandler {
       return;
     }
 
-    const cm = new this.cm (dm.object);
+    const cm = new this.cm (dm.get_data ());
     cm.update ();
 
-    for (const key of Object.keys (body_data))
-      cm.set (key, body_data[key] as string|number|boolean);
+    cm.apply_object (body_data);
     cm.update ();
 
-    for (const key of Object.keys (cm.object))
-      dm.set (key, cm.get (key));
+    dm.apply (cm);
 
     const written = await dm.write ();
 
diff --git a/yarn.lock b/yarn.lock
index 36fd660..9e8812d 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -289,9 +289,9 @@
     eslint-plugin-sort-requires-by-path "^1.0.2"
 
 "@scode/modelling@^1.0.16":
-  version "1.0.16"
-  resolved "https://npm.scode.ovh/@scode%2fmodelling/-/modelling-1.0.16.tgz#195214d8719c7f115f4860b15e161eb10bdf56ad"
-  integrity sha512-gAhc1kudd3Oe38jvXih+CHI0aH4tcsiQoedHXyM0ytL6jmWpzyv8VLpwrNZCCYsjwgxV2DAK++ANEQDdEGu+Uw==
+  version "1.0.17"
+  resolved "https://npm.scode.ovh/@scode%2fmodelling/-/modelling-1.0.17.tgz#799ff3d93c588f88c17ca2162a49b0b6cbb468ba"
+  integrity sha512-9dc89TB0VQgWp+p8PB9n4mKXvZkD8MuwxB2lR2PGK9kBbBj8O/vwIaw+Pav+EiLLu5S/91f8rM0wThjUwfEubA==
 
 "@sindresorhus/is@^0.14.0":
   version "0.14.0"
@@ -1393,9 +1393,9 @@ eslint-plugin-import@^2.20.1:
     resolve "^1.12.0"
 
 eslint-plugin-jsdoc@^24.0.0:
-  version "24.0.0"
-  resolved "https://registry.yarnpkg.com/eslint-plugin-jsdoc/-/eslint-plugin-jsdoc-24.0.0.tgz#41c7b06d33741e41e80a8f08c82aaa58ceef2e4b"
-  integrity sha512-AGAc9PYpramsJGVmqtxnXBYlq+AMh+hIZdbJ52OLvyJS3f+PaT/PzuckRFOLnth2uhCDv4IjgsB3r5jUFWqUnw==
+  version "24.0.2"
+  resolved "https://registry.yarnpkg.com/eslint-plugin-jsdoc/-/eslint-plugin-jsdoc-24.0.2.tgz#c679c7afac42cf872ffb1a6a246b5518b7b8eed4"
+  integrity sha512-tvk/jPpIP6MBVZETYnurKL/VGKzSinSbhpz1x+CzDOX20bmhRnCiexrgre4xF0WD/feg7ARKTVLCygVB3pfG5Q==
   dependencies:
     comment-parser "^0.7.2"
     debug "^4.1.1"