diff --git a/cranelift/object/tests/basic.rs b/cranelift/object/tests/basic.rs
index 508947b2e5..cf5eca5273 100644
--- a/cranelift/object/tests/basic.rs
+++ b/cranelift/object/tests/basic.rs
@@ -200,7 +200,7 @@ fn libcall_function() {
 
 #[test]
 #[should_panic(
-    expected = "Result::unwrap()` on an `Err` value: Backend(Symbol \"function\\u{0}with\\u{0}nul\\u{0}bytes\" has a null byte, which is disallowed"
+    expected = "Result::unwrap()` on an `Err` value: Backend(Symbol \"function\\0with\\0nul\\0bytes\" has a null byte, which is disallowed"
 )]
 fn reject_nul_byte_symbol_for_func() {
     let flag_builder = settings::builder();
@@ -224,7 +224,7 @@ fn reject_nul_byte_symbol_for_func() {
 
 #[test]
 #[should_panic(
-    expected = "Result::unwrap()` on an `Err` value: Backend(Symbol \"data\\u{0}with\\u{0}nul\\u{0}bytes\" has a null byte, which is disallowed"
+    expected = "Result::unwrap()` on an `Err` value: Backend(Symbol \"data\\0with\\0nul\\0bytes\" has a null byte, which is disallowed"
 )]
 fn reject_nul_byte_symbol_for_data() {
     let flag_builder = settings::builder();
diff --git a/crates/c-api/src/func.rs b/crates/c-api/src/func.rs
index daf38bd5df..bdc9df36a9 100644
--- a/crates/c-api/src/func.rs
+++ b/crates/c-api/src/func.rs
@@ -265,7 +265,7 @@ pub(crate) unsafe fn c_callback_to_rust_fn(
 
         // Translate the `wasmtime_val_t` results into the `results` space
         for (i, result) in out_results.iter().enumerate() {
-            results[i] = unsafe { result.to_val() };
+            results[i] = result.to_val();
         }
 
         // Move our `vals` storage back into the store now that we no longer