diff --git a/eo-runtime/src/main/java/org/eolang/PhConst.java b/eo-runtime/src/main/java/org/eolang/PhConst.java
index 7463a62d4d..5a15b49a90 100644
--- a/eo-runtime/src/main/java/org/eolang/PhConst.java
+++ b/eo-runtime/src/main/java/org/eolang/PhConst.java
@@ -51,16 +51,6 @@ public PhConst(final Phi phi) {
         super(phi);
     }
 
-    @Override
-    public boolean equals(final Object obj) {
-        return this.origin.equals(obj);
-    }
-
-    @Override
-    public int hashCode() {
-        return this.origin.hashCode();
-    }
-
     @Override
     public String toString() {
         return String.format("!%s%s", this.cached.keySet(), this.origin);
diff --git a/eo-runtime/src/main/java/org/eolang/PhLogged.java b/eo-runtime/src/main/java/org/eolang/PhLogged.java
index ffdf6b15a7..4c75d11175 100644
--- a/eo-runtime/src/main/java/org/eolang/PhLogged.java
+++ b/eo-runtime/src/main/java/org/eolang/PhLogged.java
@@ -89,16 +89,6 @@ public String forma() {
         return this.origin.forma();
     }
 
-    @Override
-    public boolean equals(final Object obj) {
-        return this.origin.equals(obj);
-    }
-
-    @Override
-    public int hashCode() {
-        return this.origin.hashCode();
-    }
-
     @Override
     public String toString() {
         return this.origin.toString();
diff --git a/eo-runtime/src/main/java/org/eolang/PhNamed.java b/eo-runtime/src/main/java/org/eolang/PhNamed.java
index 38fea6a743..ab2b538862 100644
--- a/eo-runtime/src/main/java/org/eolang/PhNamed.java
+++ b/eo-runtime/src/main/java/org/eolang/PhNamed.java
@@ -48,16 +48,6 @@ final class PhNamed extends PhDecorator {
         this.name = txt;
     }
 
-    @Override
-    public boolean equals(final Object obj) {
-        return this.origin.equals(obj);
-    }
-
-    @Override
-    public int hashCode() {
-        return this.origin.hashCode();
-    }
-
     @Override
     public String toString() {
         return String.format("%s≡%s", this.name, this.origin.toString());