diff --git a/tests/deployable.ic-repl.sh b/tests/deployable.ic-repl.sh
index b800c6a..9416ced 100644
--- a/tests/deployable.ic-repl.sh
+++ b/tests/deployable.ic-repl.sh
@@ -86,7 +86,7 @@ function classes_redirect(wasm) {
   call S.get(42);
   assert _ == (null : opt empty);
   fail call S.put(42, "text");
-  assert _ ~= "No route to canister";
+  assert _ ~= "zz73r-nyaaa-aabbb-aaaca-cai not found";
   S
 };
 
diff --git a/tests/tests.rs b/tests/tests.rs
index 205c19f..dc68565 100644
--- a/tests/tests.rs
+++ b/tests/tests.rs
@@ -21,7 +21,7 @@ fn assert_wasm(expected: &str) {
     if ok != actual {
         use std::env;
         use std::io::Write;
-        if let Ok(_) = env::var("REGENERATE_GOLDENFILES") {
+        if env::var("REGENERATE_GOLDENFILES").is_ok() {
             let mut f = fs::File::create(&expected).unwrap();
             f.write_all(&actual).unwrap();
         } else {