diff --git a/packages/builder/src/components/common/Inputs/InputGroup.svelte b/packages/builder/src/components/common/Inputs/InputGroup.svelte
index 36ebeb7d08..41f184975c 100644
--- a/packages/builder/src/components/common/Inputs/InputGroup.svelte
+++ b/packages/builder/src/components/common/Inputs/InputGroup.svelte
@@ -10,7 +10,7 @@
   export let onChange = () => {}
 
   function handleChange(val, idx) {
-    value.splice(idx, 1, val !== "auto" ? value + suffix : val)
+    value.splice(idx, 1, val !== "auto" ? val + suffix : val)
     
     value = value
     let _value = value.map(v => (!v.endsWith(suffix) && v !== "auto" ? v + suffix : v))