diff --git a/androscalpel/src/apk.rs b/androscalpel/src/apk.rs
index b4348c9..e4662f5 100644
--- a/androscalpel/src/apk.rs
+++ b/androscalpel/src/apk.rs
@@ -1,6 +1,6 @@
 //! Representation of an apk.
 
-use anyhow::{Context, anyhow, bail};
+use anyhow::{anyhow, bail, Context};
 use serde::{Deserialize, Serialize};
 use std::collections::{HashMap, HashSet};
 use std::fs::File;
@@ -11,9 +11,9 @@ use log::{error, info};
 #[cfg(feature = "python")]
 use pyo3::{prelude::*, types::PyBytes};
 
-use crate::Result;
 use crate::ins::CallSite;
 use crate::instructions;
+use crate::Result;
 use crate::*;
 use androscalpel_serializer::Instruction as InsFormat;
 use androscalpel_serializer::*;
@@ -3079,7 +3079,7 @@ impl Apk {
                     }
                     Ok(())
                 } else {
-                    bail!("Could not recognize the type of the input file")
+                    bail!("Could not recognize the type of the input file (neither dex nor zip)")
                 }
             }
         }