diff --git a/nanopub-display/src/cytoscape.ts b/nanopub-display/src/cytoscape.ts
index 4307246..67a47de 100644
--- a/nanopub-display/src/cytoscape.ts
+++ b/nanopub-display/src/cytoscape.ts
@@ -267,7 +267,7 @@ export const cyLayouts = {
     // - "draft" only applies spectral layout
     // - "default" improves the quality with incremental layout (fast cooling rate)
     // - "proof" improves the quality with incremental layout (slow cooling rate)
-    quality: "default",
+    quality: 'default',
     // Use random node positions at beginning of layout
     // if this is set to false, then quality option must be "proof"
     randomize: true,
@@ -289,7 +289,7 @@ export const cyLayouts = {
     // Whether to pack disconnected components - cytoscape-layout-utilities extension should be registered and initialized
     packComponents: false,
     // Layout step - all, transformed, enforced, cose - for debug purpose only
-    step: "all",
+    step: 'all',
     // False for random, true for greedy sampling
     samplingType: true,
     // Sample size to construct distance matrix
@@ -334,7 +334,7 @@ export const cyLayouts = {
     alignmentConstraint: undefined,
     // Place two nodes relatively in vertical/horizontal direction
     // [{top: 'n1', bottom: 'n2', gap: 100}, {left: 'n3', right: 'n4', gap: 75}, {...}]
-    relativePlacementConstraint: undefined,
+    relativePlacementConstraint: undefined
     /* layout event callbacks */
     // ready: () => {}, // on layoutready
     // stop: () => {} // on layoutstop
@@ -390,7 +390,7 @@ export const cyLayouts = {
     gravityRange: 3.8,
     // Initial cooling factor for incremental layout
     initialEnergyOnIncremental: 0.5
-  },
+  }
   // 'dagre': {
   //     name: 'dagre',
   //     // dagre algo options, uses default value on undefined
diff --git a/nanopub-display/src/nanopub-display.ts b/nanopub-display/src/nanopub-display.ts
index 828fbb3..f7c215b 100644
--- a/nanopub-display/src/nanopub-display.ts
+++ b/nanopub-display/src/nanopub-display.ts
@@ -6,7 +6,7 @@ import {styleMap} from 'lit/directives/style-map.js'
 
 import {Parser, Quad} from 'n3'
 import {NanopubWriter} from './n3-writer'
-import {Nanopub} from '@nanopub/utils'
+// import {Nanopub} from '@nanopub/utils'
 import './nanopub-status-icon'
 
 const npColor = {
diff --git a/nanopub-utils/README.md b/nanopub-utils/README.md
index 9a8e583..2ef53e5 100644
--- a/nanopub-utils/README.md
+++ b/nanopub-utils/README.md
@@ -39,7 +39,7 @@ You can instantiate the `Nanopub` object using various approaches:
 
   ```typescript
   import {Nanopub} from '@nanopub/utils'
-  
+
   const rdfString = `@prefix this: <http://purl.org/np/RAHtkscyyyJDLvWRuINckQrn5rbHzQKvwakNVC3fmRzGX> .
   @prefix sub: <http://purl.org/np/RAHtkscyyyJDLvWRuINckQrn5rbHzQKvwakNVC3fmRzGX#> .
   @prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@@ -69,7 +69,7 @@ You can instantiate the `Nanopub` object using various approaches:
     this: prov:generatedAtTime "2023-02-21T11:15:07.732162"^^xsd:dateTime ;
       prov:wasAttributedTo orcid:0000-0002-1501-1082 .
   }`
-  
+
   const np = await Nanopub.parse(rdfString)
   ```
 
@@ -89,7 +89,7 @@ You can instantiate the `Nanopub` object using various approaches:
 
   ```typescript
   import {Nanopub} from '@nanopub/utils'
-  
+
   const np = new Nanopub(rdfString) // string or Store
   ```