diff --git a/CHANGELOG.md b/CHANGELOG.md
index e29a864..ebc986c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## 1.4.0
+
+Allow specifying shapes for nodes
+
 ## 1.3.0
 
 Stream:
diff --git a/README.md b/README.md
index 7a640cf..ee0adb5 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,6 @@
 # @sapphirecode/graphviz-builder
 
-version: 1.3.x
+version: 1.4.x
 
 constructing graphviz files using an easy typescript interface
 
diff --git a/lib/classes/Node.ts b/lib/classes/Node.ts
index dfde822..a6e9163 100644
--- a/lib/classes/Node.ts
+++ b/lib/classes/Node.ts
@@ -6,6 +6,7 @@
  */
 
 import { NodeStyles } from '../enums/Styles';
+import { NodeShapes } from '../enums/Shapes';
 import { Element } from './Element';
 import { Color } from './Color';
 
@@ -15,6 +16,7 @@ export class Node extends Element {
   public table_contents?: Array<Array<string>>;
   public style?: NodeStyles;
   public color?: Color;
+  public shape?: NodeShapes;
 
   public constructor (name: string, parent: string, label?: string) {
     super (name, parent);
@@ -47,6 +49,8 @@ export class Node extends Element {
     }
     if (this.style)
       attributes.push ({ name: 'style', value: this.style.toString () });
+    if (this.shape)
+      attributes.push ({ name: 'shape', value: this.shape.toString () });
     if (this.color)
       attributes.push ({ name: 'color', value: this.color.toString () });
 
diff --git a/lib/enums/Shapes.ts b/lib/enums/Shapes.ts
new file mode 100644
index 0000000..1419bac
--- /dev/null
+++ b/lib/enums/Shapes.ts
@@ -0,0 +1,63 @@
+type NodeShapes = 
+  ''
+  |'box'
+  |'polygon'
+  |'ellipse'
+  |'oval'
+  |'circle'
+  |'point'
+  |'egg'
+  |'triangle'
+  |'plaintext'
+  |'plain'
+  |'diamond'
+  |'trapezium'
+  |'parallelogram'
+  |'house'
+  |'pentagon'
+  |'hexagon'
+  |'septagon'
+  |'octagon'
+  |'doublecircle'
+  |'doubleoctagon'
+  |'tripleoctagon'
+  |'invtriangle'
+  |'invtrapezium'
+  |'invhouse'
+  |'Mdiamond'
+  |'Msquare'
+  |'Mcircle'
+  |'rect'
+  |'rectangle'
+  |'square'
+  |'star'
+  |'none'
+  |'underline'
+  |'cylinder'
+  |'note'
+  |'tab'
+  |'folder'
+  |'box3d'
+  |'component'
+  |'promoter'
+  |'cds'
+  |'terminator'
+  |'utr'
+  |'primersite'
+  |'restrictionsite'
+  |'fivepoverhang'
+  |'threepoverhang'
+  |'noverhang'
+  |'assembly'
+  |'signature'
+  |'insulator'
+  |'ribosite'
+  |'rnastab'
+  |'proteasesite'
+  |'proteinstab'
+  |'rpromoter'
+  |'rarrow'
+  |'larrow'
+  |'lpromoter'
+
+export {NodeShapes}
\ No newline at end of file
diff --git a/lib/enums/Styles.ts b/lib/enums/Styles.ts
index b77376b..b40191a 100644
--- a/lib/enums/Styles.ts
+++ b/lib/enums/Styles.ts
@@ -6,34 +6,14 @@
  */
 
 type EdgeStyles =
-  ''
-  |'solid'
-  |'dashed'
-  |'dotted'
-  |'bold'
+  '' | 'bold' | 'dashed' | 'dotted' | 'solid'
 
 
 type NodeStyles =
-  ''
-  |'solid'
-  |'dashed'
-  |'dotted'
-  |'bold'
-  |'rounded'
-  |'diagonals'
-  |'filled'
-  |'striped'
-  |'wedged'
-  |'invis'
+  '' | 'bold' | 'dashed' | 'diagonals' | 'dotted' | 'filled' | 'invis' | 'rounded' | 'solid' | 'striped' | 'wedged'
 
 
 type GraphStyles =
-  'solid'
-  | 'dashed'
-  | 'dotted'
-  | 'bold'
-  | 'rounded'
-  | 'filled'
-  | 'striped'
+  'bold' | 'dashed' | 'dotted' | 'filled' | 'rounded' | 'solid' | 'striped'
 
 export { EdgeStyles, NodeStyles, GraphStyles };
diff --git a/package.json b/package.json
index bd12510..e395447 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@sapphirecode/graphviz-builder",
   "main": "dist/lib/index.js",
-  "version": "1.3.4",
+  "version": "1.4.0",
   "author": {
     "name": "Timo Hocker",
     "email": "timo@scode.ovh"
diff --git a/test/spec/Node.ts b/test/spec/Node.ts
index b53d686..f2fefbd 100644
--- a/test/spec/Node.ts
+++ b/test/spec/Node.ts
@@ -8,7 +8,7 @@
 import { Node, Color } from '../../lib';
 
 const serialized_simple
-= 'bar_foo [label="baz", style="dashed", color="#00ff00"]';
+= 'bar_foo [label="baz", style="dashed", shape="tripleoctagon", color="#00ff00"]';
 const serialized_table = `bar_foo [label=<<table>
   <tr><td>foo</td><td>bar</td><td>baz</td></tr>
   <tr><td>bar</td><td>baz</td><td>foo</td></tr>
@@ -21,6 +21,7 @@ describe ('node', () => {
 
     g.color = Color.green;
     g.style = 'dashed';
+    g.shape = 'tripleoctagon';
 
     const serialized = g.toString ();