diff --git a/packages/builder/src/components/common/Input.svelte b/packages/builder/src/components/common/Input.svelte
index 1dfdfa517f..b3c21360c2 100644
--- a/packages/builder/src/components/common/Input.svelte
+++ b/packages/builder/src/components/common/Input.svelte
@@ -14,7 +14,7 @@
   
   function handleChange(val) {
     value = val
-    let _value = value + suffix
+    let _value = value !== "auto" ? value + suffix : value
     onChange(_value)
   }