diff --git a/cadence/scripts/evm/get_evm_address_string_from_bytes.cdc b/cadence/scripts/evm/get_evm_address_string_from_bytes.cdc
index 74d04f65..e531d935 100644
--- a/cadence/scripts/evm/get_evm_address_string_from_bytes.cdc
+++ b/cadence/scripts/evm/get_evm_address_string_from_bytes.cdc
@@ -3,5 +3,9 @@ import "EVM"
 /// Converts EVM address bytes into to a hex string
 ///
 access(all) fun main(bytes: [UInt8]): String? {
-    return EVM.EVMAddress(bytes: bytes.toConstantSized<[UInt8; 20]>())
+    let constBytes = bytes.toConstantSized<[UInt8; 20]>()
+        ?? panic("Problem converting provided EVMAddress compatible byte array - check byte array contains 20 bytes")
+    return EVM.EVMAddress(
+        bytes: constBytes
+    )
 }