diff --git a/packages/utils/package.json b/packages/utils/package.json
index 7a15498e21d..401dbabd0fd 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@freesewing/utils",
-  "version": "2.16.1-rc.0",
+  "version": "2.16.1-rc.1",
   "description": "A collection of utilities shared across freesewing projects",
   "author": "Joost De Cock <joost@joost.at> (https://github.com/joostdecock)",
   "homepage": "https://freesewing.org/",
diff --git a/packages/utils/rollup.config.js b/packages/utils/rollup.config.js
index 70588f813bb..7ae0c0e0c0a 100644
--- a/packages/utils/rollup.config.js
+++ b/packages/utils/rollup.config.js
@@ -23,11 +23,11 @@ const createConfig = (util, module) => {
       peerDepsExternal(),
       resolve({ modulesOnly: true }),
       json(),
-      terser({
-        output: {
-          preamble: `/**\n * ${name} | v${version}\n * ${description}\n * (c) ${new Date().getFullYear()} ${author}\n * @license ${license}\n */`
-        }
-      })
+      //terser({
+      //  output: {
+      //    preamble: `/**\n * ${name} | v${version}\n * ${description}\n * (c) ${new Date().getFullYear()} ${author}\n * @license ${license}\n */`
+      //  }
+      //})
     ]
   }
 }
@@ -36,6 +36,6 @@ const config = []
 for (let util of utils) {
   config.push(createConfig(util, false))
   // Webpack doesn't handle .mjs very well
-  //config.push(createConfig(util, true));
+  config.push(createConfig(util, true));
 }
 export default config
diff --git a/packages/utils/src/measurementDiffers/index.js b/packages/utils/src/measurementDiffers/index.js
index d4e8e992dce..5fb520b16eb 100644
--- a/packages/utils/src/measurementDiffers/index.js
+++ b/packages/utils/src/measurementDiffers/index.js
@@ -8,10 +8,14 @@ const measurementDiffers = (
   neckCircumference,
   measurementName,
   measurementValue,
-  breasts = false
-) =>
-  Math.abs(
-    Math.round((measurementValue - neckstimate(neckCircumference, measurementName, breasts)) / 20)
-  )
+  breasts = false,
+  absolute = true
+) => {
+  let result = Math.round((measurementValue - neckstimate(neckCircumference, measurementName, breasts)) / 20)
+
+  return absolute
+    ? Math.abs(Math.round((measurementValue - neckstimate(neckCircumference, measurementName, breasts)) / 20))
+    : (measurementValue - neckstimate(neckCircumference, measurementName, breasts, true)) / 20
+}
 
 export default measurementDiffers
diff --git a/packages/utils/src/neckstimate/index.js b/packages/utils/src/neckstimate/index.js
index 419e8199da1..ff17603a12d 100644
--- a/packages/utils/src/neckstimate/index.js
+++ b/packages/utils/src/neckstimate/index.js
@@ -3,7 +3,7 @@ import withoutBreasts from './without-breasts'
 import ratio from './ratio'
 
 // This estimates a measurement based on the neck
-const neckstimate = (neck = false, measurement = false, breasts = false) => {
+const neckstimate = (neck = false, measurement = false, breasts = false, noRound=false) => {
   let data = breasts ? withBreasts : withoutBreasts
 
   // Shoulder slope is in degrees now. Always return de default.
@@ -37,7 +37,9 @@ const neckstimate = (neck = false, measurement = false, breasts = false) => {
   // This is what should happen
   let delta = (neck / data.neck) * data[measurement] - data[measurement]
 
-  return Math.round(data[measurement] + delta * ratio[measurement])
+  return noRound
+    ? data[measurement] + delta * ratio[measurement]
+    : Math.round(data[measurement] + delta * ratio[measurement])
 }
 
 export default neckstimate