diff --git a/header/header.go b/header/header.go
index 4882014fcb..fe7df77616 100644
--- a/header/header.go
+++ b/header/header.go
@@ -229,7 +229,12 @@ func (eh *ExtendedHeader) UnmarshalBinary(data []byte) error {
 		return err
 	}
 
-	*eh = *out.Clone()
+	*eh = ExtendedHeader{
+		RawHeader:    out.RawHeader,
+		Commit:       out.Commit,
+		ValidatorSet: out.ValidatorSet,
+		DAH:          out.DAH,
+	}
 	return nil
 }
 
@@ -285,14 +290,4 @@ func (eh *ExtendedHeader) UnmarshalJSON(data []byte) error {
 	return nil
 }
 
-// Clone creates a shallow copy of the ExtendedHeader and returns it.
-func (eh *ExtendedHeader) Clone() *ExtendedHeader {
-	return &ExtendedHeader{
-		RawHeader:    eh.RawHeader,
-		Commit:       eh.Commit,
-		ValidatorSet: eh.ValidatorSet,
-		DAH:          eh.DAH,
-	}
-}
-
 var _ libhead.Header[*ExtendedHeader] = &ExtendedHeader{}
diff --git a/header/headertest/verify_test.go b/header/headertest/verify_test.go
index 3289fa5dfa..f1140f3601 100644
--- a/header/headertest/verify_test.go
+++ b/header/headertest/verify_test.go
@@ -30,7 +30,12 @@ func TestVerify(t *testing.T) {
 		},
 		{
 			prepare: func() *header.ExtendedHeader {
-				untrusted := *untrustedAdj.Clone()
+				untrusted := header.ExtendedHeader{
+					RawHeader:    untrustedAdj.RawHeader,
+					Commit:       untrustedAdj.Commit,
+					ValidatorSet: untrustedAdj.ValidatorSet,
+					DAH:          untrustedAdj.DAH,
+				}
 				untrusted.ValidatorsHash = tmrand.Bytes(32)
 				return &untrusted
 			},
@@ -38,7 +43,12 @@ func TestVerify(t *testing.T) {
 		},
 		{
 			prepare: func() *header.ExtendedHeader {
-				untrusted := *untrustedAdj.Clone()
+				untrusted := header.ExtendedHeader{
+					RawHeader:    untrustedAdj.RawHeader,
+					Commit:       untrustedAdj.Commit,
+					ValidatorSet: untrustedAdj.ValidatorSet,
+					DAH:          untrustedAdj.DAH,
+				}
 				untrusted.RawHeader.LastBlockID.Hash = tmrand.Bytes(32)
 				return &untrusted
 			},
@@ -46,7 +56,12 @@ func TestVerify(t *testing.T) {
 		},
 		{
 			prepare: func() *header.ExtendedHeader {
-				untrusted := *untrustedNonAdj.Clone()
+				untrusted := header.ExtendedHeader{
+					RawHeader:    untrustedNonAdj.RawHeader,
+					Commit:       untrustedNonAdj.Commit,
+					ValidatorSet: untrustedNonAdj.ValidatorSet,
+					DAH:          untrustedNonAdj.DAH,
+				}
 				untrusted.Commit = NewTestSuite(t, 2, 0).Commit(RandRawHeader(t))
 				return &untrusted
 			},