diff --git a/crates/varcon-core/src/lib.rs b/crates/varcon-core/src/lib.rs
index 691cfd4..f408f3e 100644
--- a/crates/varcon-core/src/lib.rs
+++ b/crates/varcon-core/src/lib.rs
@@ -125,6 +125,7 @@ pub enum Pos {
     Adjective = 0x04,
     Adverb = 0x08,
     Interjection = 0x10,
+    Preposition = 0x20,
 }
 
 #[cfg(feature = "flags")]
diff --git a/crates/varcon-core/src/parser.rs b/crates/varcon-core/src/parser.rs
index bf40777..85ae0af 100644
--- a/crates/varcon-core/src/parser.rs
+++ b/crates/varcon-core/src/parser.rs
@@ -1937,6 +1937,7 @@ impl Pos {
                 "Adj".value(Pos::Adjective),
                 "Adv".value(Pos::Adverb),
                 "Inj".value(Pos::Interjection),
+                "Prep".value(Pos::Preposition),
             ))
             .parse_next(input)
         })
diff --git a/crates/varcon/src/codegen.rs b/crates/varcon/src/codegen.rs
index ed40997..1764f6e 100644
--- a/crates/varcon/src/codegen.rs
+++ b/crates/varcon/src/codegen.rs
@@ -398756,8 +398756,8 @@ Cluster {
         ],
       },
   ],
-  pos: None, archaic: false, note: false,
-  description: Some("<Prep>"),
+  pos: Some(Pos::Preposition), archaic: false, note: false,
+  description: None,
   comment: None,
   },
   ],