2 files changed, 2 insertions, 2 deletions
diff --git a/chapter21/src/main/java/com/seaofnodes/simple/node/ConstantNode.java b/chapter21/src/main/java/com/seaofnodes/simple/node/ConstantNode.java
index 27d6f39e..2880ed61 100644
--- a/chapter21/src/main/java/com/seaofnodes/simple/node/ConstantNode.java
+++ b/chapter21/src/main/java/com/seaofnodes/simple/node/ConstantNode.java
@@ -60,7 +60,7 @@ public class ConstantNode extends Node {
     public Node idealize() { return null; }
 
     @Override
-    boolean eq(Node n) {
+    public boolean eq(Node n) {
         ConstantNode con = (ConstantNode)n; // Contract
         return _con==con._con;
     }
diff --git a/chapter21/src/main/java/com/seaofnodes/simple/node/FRefNode.java b/chapter21/src/main/java/com/seaofnodes/simple/node/FRefNode.java
index e9df25f9..6093b8a6 100644
--- a/chapter21/src/main/java/com/seaofnodes/simple/node/FRefNode.java
+++ b/chapter21/src/main/java/com/seaofnodes/simple/node/FRefNode.java
@@ -30,6 +30,6 @@ public class FRefNode extends ConstantNode {
 
     public Parser.ParseException err() { return Parser.error("Undefined name '"+_n._name+"'",_n._loc); }
 
-    @Override boolean eq(Node n) { return this==n; }
+    @Override public boolean eq(Node n) { return this==n; }
     @Override int hash() { return _n._idx; }
 }