diff --git a/platypush/backend/http/webapp/src/components/Action/ActionEditor.vue b/platypush/backend/http/webapp/src/components/Action/ActionEditor.vue
index e88e16019..aeb01799b 100644
--- a/platypush/backend/http/webapp/src/components/Action/ActionEditor.vue
+++ b/platypush/backend/http/webapp/src/components/Action/ActionEditor.vue
@@ -269,9 +269,9 @@ export default {
 
     highlightedCurlSnippet() {
       return hljs.highlight(
-        'bash',
         '# Note: Replace the cookie with a JWT token for production cases\n' +
-        this.curlSnippet
+        this.curlSnippet,
+        {language: 'bash'}
       ).value
     },
   },
diff --git a/platypush/backend/http/webapp/src/components/Action/Response.vue b/platypush/backend/http/webapp/src/components/Action/Response.vue
index d228be6ee..e1bf0c656 100644
--- a/platypush/backend/http/webapp/src/components/Action/Response.vue
+++ b/platypush/backend/http/webapp/src/components/Action/Response.vue
@@ -46,7 +46,7 @@ export default {
 
     jsonResponse() {
       if (this.isJSON) {
-        return hljs.highlight('json', this.response).value
+        return hljs.highlight(this.response, {language: 'json'}).value
       }
 
       return null
diff --git a/platypush/backend/http/webapp/src/components/panels/Extensions/Config.vue b/platypush/backend/http/webapp/src/components/panels/Extensions/Config.vue
index 2d1d8f881..9061836fb 100644
--- a/platypush/backend/http/webapp/src/components/panels/Extensions/Config.vue
+++ b/platypush/backend/http/webapp/src/components/panels/Extensions/Config.vue
@@ -49,9 +49,9 @@ export default {
   computed: {
     highlightedConfigSnippet() {
       return hljs.highlight(
-        'yaml',
         `# Configuration template. You can add it to ${this.configFile}\n` +
         this.extension.config_snippet,
+        {language: 'yaml'}
       ).value.trim()
     },
 
diff --git a/platypush/backend/http/webapp/src/components/panels/Extensions/Install.vue b/platypush/backend/http/webapp/src/components/panels/Extensions/Install.vue
index 5b174f534..1054c7fa8 100644
--- a/platypush/backend/http/webapp/src/components/panels/Extensions/Install.vue
+++ b/platypush/backend/http/webapp/src/components/panels/Extensions/Install.vue
@@ -88,13 +88,13 @@ export default {
       return (
         this.installCmd ?
         hljs.highlight(
-          'bash',
           this.extension.deps.install_cmd
           .map((cmd) => `$ ${cmd}`)
           .join('\n')
           .trim()
         ).value :
-        '# No extra installation steps required'
+        '# No extra installation steps required',
+        {language: 'bash'}
       )
     },
   },