diff --git a/lib/network/options.ts b/lib/network/options.ts
index 6c85e3e338..05457a4ff9 100644
--- a/lib/network/options.ts
+++ b/lib/network/options.ts
@@ -71,7 +71,7 @@ const nodeOptions: OptionsConfig = {
     color: { string },
     size: { number }, // px
     face: { string },
-    background: { string },
+    background: { string, undefined: "undefined" },
     strokeWidth: { number }, // px
     strokeColor: { string },
     vadjust: { number },
@@ -112,14 +112,14 @@ const nodeOptions: OptionsConfig = {
   },
   group: { string, number, undefined: "undefined" },
   heightConstraint: {
-    minimum: { number },
+    minimum: { number, undefined: "undefined" },
     valign: { string },
     __type__: { object, boolean: bool, number },
   },
   hidden: { boolean: bool },
   icon: {
     face: { string },
-    code: { string }, //'\uf007',
+    code: { string, undefined: "undefined"  }, //'\uf007',
     size: { number }, //50,
     color: { string },
     weight: { string, number },
@@ -192,7 +192,7 @@ const nodeOptions: OptionsConfig = {
       "hexagon",
     ],
   },
-  ctxRenderer: { function: "function" },
+  ctxRenderer: { function: "function", undefined: "undefined" },
   shapeProperties: {
     borderDashes: { boolean: bool, array },
     borderRadius: { number },
@@ -206,19 +206,19 @@ const nodeOptions: OptionsConfig = {
   title: { string, dom, undefined: "undefined" },
   value: { number, undefined: "undefined" },
   widthConstraint: {
-    minimum: { number },
-    maximum: { number },
+    minimum: { number, undefined: "undefined" },
+    maximum: { number, undefined: "undefined" },
     __type__: { object, boolean: bool, number },
   },
-  x: { number },
-  y: { number },
+  x: { number, undefined: "undefined" },
+  y: { number, undefined: "undefined" },
   __type__: { object },
 };
 const allOptions: OptionsConfig = {
   configure: {
     enabled: { boolean: bool },
     filter: { boolean: bool, string, array, function: "function" },
-    container: { dom },
+    container: { dom, undefined: "undefined" },
     showButton: { boolean: bool },
     __type__: { object, boolean: bool, string, array, function: "function" },
   },
@@ -228,27 +228,27 @@ const allOptions: OptionsConfig = {
         enabled: { boolean: bool },
         scaleFactor: { number },
         type: { string: endPoints },
-        imageHeight: { number },
-        imageWidth: { number },
-        src: { string },
+        imageHeight: { number, undefined: "undefined" },
+        imageWidth: { number, undefined: "undefined" },
+        src: { string, undefined: "undefined" },
         __type__: { object, boolean: bool },
       },
       middle: {
         enabled: { boolean: bool },
         scaleFactor: { number },
         type: { string: endPoints },
-        imageWidth: { number },
-        imageHeight: { number },
-        src: { string },
+        imageWidth: { number, undefined: "undefined" },
+        imageHeight: { number, undefined: "undefined" },
+        src: { string, undefined: "undefined" },
         __type__: { object, boolean: bool },
       },
       from: {
         enabled: { boolean: bool },
         scaleFactor: { number },
         type: { string: endPoints },
-        imageWidth: { number },
-        imageHeight: { number },
-        src: { string },
+        imageWidth: { number, undefined: "undefined" },
+        imageHeight: { number, undefined: "undefined" },
+        src: { string, undefined: "undefined" },
         __type__: { object, boolean: bool },
       },
       __type__: { string: ["from", "to", "middle"], object },
@@ -291,7 +291,7 @@ const allOptions: OptionsConfig = {
       color: { string },
       size: { number }, // px
       face: { string },
-      background: { string },
+      background: { string, undefined: "undefined" },
       strokeWidth: { number }, // px
       strokeColor: { string },
       align: { string: ["horizontal", "top", "middle", "bottom"] },
@@ -352,7 +352,7 @@ const allOptions: OptionsConfig = {
       __type__: { object },
     },
     selectionWidth: { function: "function", number },
-    selfReferenceSize: { number },
+    selfReferenceSize: { number, boolean: bool },
     selfReference: {
       size: { number },
       angle: { number },
@@ -393,7 +393,7 @@ const allOptions: OptionsConfig = {
     title: { string, undefined: "undefined" },
     width: { number },
     widthConstraint: {
-      maximum: { number },
+      maximum: { number, undefined: "undefined" },
       __type__: { object, boolean: bool, number },
     },
     value: { number, undefined: "undefined" },
@@ -457,7 +457,7 @@ const allOptions: OptionsConfig = {
     initiallyActive: { boolean: bool },
     addNode: { boolean: bool, function: "function" },
     addEdge: { boolean: bool, function: "function" },
-    editNode: { function: "function" },
+    editNode: { function: "function", undefined: "undefined" },
     editEdge: {
       editWithoutDrag: { function: "function" },
       __type__: { object, boolean: bool, function: "function" },