diff --git a/extension/src/raw.rs b/extension/src/raw.rs
index d9612209..66ec05d0 100644
--- a/extension/src/raw.rs
+++ b/extension/src/raw.rs
@@ -145,7 +145,7 @@ impl From<i64> for Interval {
         //                                                 IntervalPGetDatum(result)));
         // So if we want the same behavior, we need to call interval_justify_hours too:
         let function_args = vec![Some(pg_sys::Datum::from(interval))];
-        unsafe { pgrx::direct_function_call(pg_sys::interval_justify_hours, function_args) }
+        unsafe { pgrx::direct_function_call(pg_sys::interval_justify_hours, &function_args) }
             .expect("interval_justify_hours does not return None")
     }
 }
diff --git a/extension/src/serialization.rs b/extension/src/serialization.rs
index 32729340..41d2da4a 100644
--- a/extension/src/serialization.rs
+++ b/extension/src/serialization.rs
@@ -92,7 +92,6 @@ pub extern "C" fn _ts_toolkit_decode_timestamptz(text: &str) -> i64 {
                 str.as_ptr(),
                 b"timestamptz\0".as_ptr().cast::<c_char>(),
             );
-            return 0;
         }
 
         match dtype as u32 {