diff --git a/pczt/src/lib.rs b/pczt/src/lib.rs
index f0087791a5..c29c6e9367 100644
--- a/pczt/src/lib.rs
+++ b/pczt/src/lib.rs
@@ -80,11 +80,6 @@ impl Pczt {
         postcard::from_bytes(&bytes[8..]).map_err(ParseError::Invalid)
     }
 
-    /// Replaces the Orchard bundle in this PCZT.
-    pub fn set_orchard(&mut self, orchard: orchard::Bundle) {
-        self.orchard = orchard;
-    }
-
     /// Serializes this PCZT.
     pub fn serialize(&self) -> Vec<u8> {
         let mut bytes = vec![];
diff --git a/pczt/src/orchard.rs b/pczt/src/orchard.rs
index 68edfd51c3..0a9cc8fa5b 100644
--- a/pczt/src/orchard.rs
+++ b/pczt/src/orchard.rs
@@ -474,7 +474,7 @@ impl Bundle {
         )
     }
 
-    pub fn serialize_from(bundle: orchard::pczt::Bundle) -> Self {
+    pub(crate) fn serialize_from(bundle: orchard::pczt::Bundle) -> Self {
         let actions = bundle
             .actions()
             .iter()