diff --git a/androscalpel/src/tests/mod.rs b/androscalpel/src/tests/mod.rs
index 4ea7bb3..5e0fbca 100644
--- a/androscalpel/src/tests/mod.rs
+++ b/androscalpel/src/tests/mod.rs
@@ -84,7 +84,7 @@ fn get_class_dex<'a, 'b>(name: &'a str, dex: &'b DexFileReader) -> Option<&'b Cl
 
 fn get_method_code_dex(name: &str, dex: &DexFileReader) -> Option<CodeItem> {
     let method = IdMethod::from_smali(name).unwrap();
-    let class_name: String = (&method.class_.0).into();
+    let class_name: String = (&method.class_.0).try_into().unwrap();
     let class = get_class_dex(&class_name, dex);
     let class = if let Some(class) = class {
         class
@@ -653,7 +653,9 @@ fn test_hidden_api() {
     }
     for cls in apk.dex_files.get("classes.dex").unwrap().classes.keys() {
         assert!(
-            apktool_result.get::<String>((&cls.0).into()).is_some(),
+            apktool_result
+                .get::<String>((&cls.0).try_into().unwrap())
+                .is_some(),
             "{} not found in core-oj-33_hiddenapi.json",
             cls.__str__()
         );