diff --git a/src/firmware/xbuilder.rs b/src/firmware/xbuilder.rs
index b2b9161..2b22860 100644
--- a/src/firmware/xbuilder.rs
+++ b/src/firmware/xbuilder.rs
@@ -31,7 +31,7 @@ impl Peekable for LastBuildFirmware {
         let mut ar = Archive::new(file);
 
         for file2 in ar.entries().unwrap() {
-            let f = file2.unwrap();
+            let f = unsafe { file2.unwrap_unchecked() };
             peeked.push(
                 f.path()
                     .unwrap()