diff --git a/README.md b/README.md
index 3019cba..2b0047d 100644
--- a/README.md
+++ b/README.md
@@ -19,6 +19,7 @@ registerHeaderContentHelper({
 
 - {{ extend name options }} -- calls the function options.fn with content of block **name** as param and adds it to named block
 - {{ prefixScript url name }} -- add a script tag with version set to script block **name**
+- {{ prefixModuleScript url name }} -- add a script tag with type module and with version set to script block **name**
 - {{ prefixStyle url name media }} -- add a style tag for named media type with version set to style block **name**
 - {{ render name }} -- used by a layout to render script and style blocks in appropriate places
 - {{ withVersion url }} -- appends `'?v=' + version` to the passed string
diff --git a/lib/handlebars/helpers/headerContent.js b/lib/handlebars/helpers/headerContent.js
index 64fe295..35d5b7d 100644
--- a/lib/handlebars/helpers/headerContent.js
+++ b/lib/handlebars/helpers/headerContent.js
@@ -87,6 +87,30 @@ module.exports = function headerContent(options) {
     _blocks[blockName].push(`<script src="${url}"></script>`)
   })
 
+  /** @function prefixModuleScript
+   *
+   * @param {string} url -- local path to script excluding proxyPrefixPath
+   * @param {string} blockName -- (optional) name of script block to include with, defaults to 'scripts'
+   *
+   * @return output with {{ render blockName }}
+   *
+   * @example
+   * {{prefixModuleScript '/path/to/script.js' 'scripts'}}
+   */
+  Handlebars.registerHelper('prefixModuleScript', function prefixModuleScript(urlIn, blockNameIn) {
+    // Check params and give useful error message since stack traces aren't very useable in layouts
+    if (typeof urlIn !== 'string') {
+      throw new Error('[prefixModuleScript] helper requires first parameter (url) to be a string. Got: ' + urlIn)
+    }
+
+    const blockName = typeof blockNameIn === 'string' ? blockNameIn : 'scripts'
+    _blocks[blockName] = _blocks[blockName] || []
+
+    const url = `${proxyPrefixPathUri}${urlIn}?v=${encodeURIComponent(version)}`
+
+    _blocks[blockName].push(`<script type="module" src="${url}"></script>`)
+  })
+
   /** @function prefixStyle
    *
    * @param {string} url -- local path to script excluding proxyPrefixPath
diff --git a/package-lock.json b/package-lock.json
index 75bfa14..c49aa49 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@kth/kth-node-web-common",
-  "version": "9.0.2",
+  "version": "9.0.3-0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@kth/kth-node-web-common",
-      "version": "9.0.2",
+      "version": "9.0.3-0",
       "license": "MIT",
       "dependencies": {
         "@kth/cortina-block": "^5.1.1",
diff --git a/package.json b/package.json
index 26f7825..d7b6be0 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@kth/kth-node-web-common",
-  "version": "9.0.2",
+  "version": "9.0.3-0",
   "description": "Common components for node-web projects",
   "scripts": {
     "test": "jest",