diff --git a/src/components/BinaryInput.tsx b/src/components/BinaryInput.tsx
index fb910cf..4a6337e 100644
--- a/src/components/BinaryInput.tsx
+++ b/src/components/BinaryInput.tsx
@@ -162,13 +162,7 @@ const textDecoder = new TextDecoder("utf-8", { fatal: true })
 export const bytesToString = (value: Binary) => {
   try {
     const bytes = value.asBytes()
-    const nullPos = bytes.indexOf(0)
-    // if there's a null character (except at the end of the text) we want hex
-    if (
-      bytes.length === 0 ||
-      (nullPos !== -1 && (bytes.length === 1 || nullPos !== bytes.length - 1))
-    )
-      throw null
+    if (bytes.slice(0, 5).every((b) => b < 32)) throw null
     return textDecoder.decode(bytes)
   } catch (_) {
     return value.asHex()