diff --git a/src/lib.rs b/src/lib.rs
index ad077ac..f6ebc7f 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1012,6 +1012,7 @@ impl CcsdsPacketId {
         }
     }
 
+    #[inline]
     pub const fn raw(&self) -> u32 {
         ((self.packet_id.raw() as u32) << 16) | self.psc.raw() as u32
     }