diff --git a/src/macros.rs b/src/macros.rs
index 016666dd..071ba8fc 100644
--- a/src/macros.rs
+++ b/src/macros.rs
@@ -4,6 +4,13 @@ macro_rules! define_uuid_macro {
         #[cfg(feature = "macro-diagnostics")]
         #[macro_export]
         macro_rules! uuid {
+            ($uuid:ident) => {{
+                const OUTPUT: $crate::Uuid = match $crate::Uuid::try_parse($uuid) {
+                    $crate::__macro_support::Ok(u) => u,
+                    $crate::__macro_support::Err(_) => panic!("invalid UUID"),
+                };
+                OUTPUT
+            }};
             ($uuid:literal) => {{
                 $crate::Uuid::from_bytes($crate::uuid_macro_internal::parse_lit!($uuid))
             }};
@@ -13,14 +20,7 @@ macro_rules! define_uuid_macro {
         #[cfg(not(feature = "macro-diagnostics"))]
         #[macro_export]
         macro_rules! uuid {
-            ($uuid:literal) => {{
-                const OUTPUT: $crate::Uuid = match $crate::Uuid::try_parse($uuid) {
-                    $crate::__macro_support::Ok(u) => u,
-                    $crate::__macro_support::Err(_) => panic!("invalid UUID"),
-                };
-                OUTPUT
-            }};
-            ($uuid:ident) => {{
+            ($uuid:expr) => {{
                 const OUTPUT: $crate::Uuid = match $crate::Uuid::try_parse($uuid) {
                     $crate::__macro_support::Ok(u) => u,
                     $crate::__macro_support::Err(_) => panic!("invalid UUID"),