diff --git a/compiler/mono/src/inc_dec.rs b/compiler/mono/src/inc_dec.rs
index 82e7f51b7f..d9402a18ca 100644
--- a/compiler/mono/src/inc_dec.rs
+++ b/compiler/mono/src/inc_dec.rs
@@ -147,7 +147,7 @@ type LiveVarSet = MutSet<Symbol>;
 type JPLiveVarMap = MutMap<JoinPointId, LiveVarSet>;
 
 #[derive(Clone, Debug)]
-pub struct Context<'a> {
+struct Context<'a> {
     arena: &'a Bump,
     vars: VarMap,
     jp_live_vars: JPLiveVarMap,      // map: join point => live variables