diff --git a/pgrx-tests/src/tests/roundtrip_tests.rs b/pgrx-tests/src/tests/roundtrip_tests.rs
index 757078734a..9ca159e24e 100644
--- a/pgrx-tests/src/tests/roundtrip_tests.rs
+++ b/pgrx-tests/src/tests/roundtrip_tests.rs
@@ -214,10 +214,10 @@ mod tests {
     //     Vec<Option<&'static CStr>>,
     //     vec![
     //         None,
-    //         Some(unsafe { CStr::from_bytes_with_nul_unchecked(b"&one\0") }),
-    //         Some(unsafe { CStr::from_bytes_with_nul_unchecked(b"&two\0") }),
+    //         Some( c"&one" ),
+    //         Some( c"&two" ),
     //         None,
-    //         Some(unsafe { CStr::from_bytes_with_nul_unchecked(b"&three\0") }),
+    //         Some( c"&three" ),
     //         None,
     //     ]
     // );
diff --git a/pgrx-tests/tests/todo/roundtrip-tests.rs b/pgrx-tests/tests/todo/roundtrip-tests.rs
index 0379ba5fda..ce84039c29 100644
--- a/pgrx-tests/tests/todo/roundtrip-tests.rs
+++ b/pgrx-tests/tests/todo/roundtrip-tests.rs
@@ -76,10 +76,10 @@ mod tests {
         Vec<Option<&'static CStr>>,
         vec![
             None,
-            Some(unsafe { CStr::from_bytes_with_nul_unchecked(b"&one\0") }),
-            Some(unsafe { CStr::from_bytes_with_nul_unchecked(b"&two\0") }),
+            Some( c"&one" ),
+            Some( c"&two" ),
             None,
-            Some(unsafe { CStr::from_bytes_with_nul_unchecked(b"&three\0") }),
+            Some( c"&three" ),
             None,
         ]
     );