diff --git a/src/main.rs b/src/main.rs
index 551afbd..fbfe512 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -996,6 +996,7 @@ pub fn unpack_archive(
                     pb.push(fname);
                 }
             }
+            pb.set_extension("");
             pb.to_string_lossy().into_owned()
         }
         None => {