diff --git a/authenticated_origin_pulls_per_hostname.go b/authenticated_origin_pulls_per_hostname.go
index c8ea3eccb481..06810b91ed37 100644
--- a/authenticated_origin_pulls_per_hostname.go
+++ b/authenticated_origin_pulls_per_hostname.go
@@ -67,7 +67,7 @@ type PerHostnameAuthenticatedOriginPullsCertificateParams struct {
 type PerHostnameAuthenticatedOriginPullsConfig struct {
 	Hostname string `json:"hostname"`
 	CertID   string `json:"cert_id"`
-	Enabled  bool   `json:"enabled"`
+	Enabled  *bool  `json:"enabled"`
 }
 
 // PerHostnameAuthenticatedOriginPullsConfigParams represents the expected config param format for Per Hostname AuthenticatedOriginPulls applied on a hostname.
diff --git a/authenticated_origin_pulls_per_hostname_test.go b/authenticated_origin_pulls_per_hostname_test.go
index 635ceb1011d5..20a4ae60d912 100644
--- a/authenticated_origin_pulls_per_hostname_test.go
+++ b/authenticated_origin_pulls_per_hostname_test.go
@@ -293,7 +293,76 @@ func TestEditPerHostnameAuthenticatedOriginPullsConfig(t *testing.T) {
 		{
 			Hostname: "app.example.com",
 			CertID:   "2458ce5a-0c35-4c7f-82c7-8e9487d3ff60",
-			Enabled:  true,
+			Enabled:  BoolPtr(true),
+		},
+	}
+	actual, err := client.EditPerHostnameAuthenticatedOriginPullsConfig(context.Background(), "023e105f4ecef8ad9ca31a8372d0c353", config)
+	if assert.NoError(t, err) {
+		assert.Equal(t, want, actual)
+	}
+}
+
+func TestDeletePerHostnameAuthenticatedOriginPullsConfig(t *testing.T) {
+	setup()
+	defer teardown()
+
+	handler := func(w http.ResponseWriter, r *http.Request) {
+		w.Header().Set("content-type", "application/json")
+		fmt.Fprint(w, `{
+			"success": true,
+			"errors": [],
+			"messages": [],
+			"result": [
+			  {
+				"hostname": "app.example.com",
+				"cert_id": "2458ce5a-0c35-4c7f-82c7-8e9487d3ff60",
+				"enabled": true,
+				"status": "active",
+				"created_at": "2100-01-01T05:20:00Z",
+				"updated_at": "2100-01-01T05:20:00Z",
+				"cert_status": "active",
+				"issuer": "GlobalSign",
+				"signature": "SHA256WithRSA",
+				"serial_number": "6743787633689793699141714808227354901",
+				"certificate": "-----BEGIN CERTIFICATE-----\nMIIDtTCCAp2gAwIBAgIJAMHAwfXZ5/PWMA0GCSqGSIb3DQEBCwUAMEUxCzAJBgNV\nBAYTAkFVMRMwEQYDVQQIEwpTb21lLVN0YXRlMSEwHwYDVQQKExhJbnRlcm5ldCBX\naWRnaXRzIFB0eSBMdGQwHhcNMTYwODI0MTY0MzAxWhcNMTYxMTIyMTY0MzAxWjBF\nMQswCQYDVQQGEwJBVTETMBEGA1UECBMKU29tZS1TdGF0ZTEhMB8GA1UEChMYSW50\nZXJuZXQgV2lkZ2l0cyBQdHkgTHRkMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB\nCgKCAQEAwQHoetcl9+5ikGzV6cMzWtWPJHqXT3wpbEkRU9Yz7lgvddmGdtcGbg/1\nCGZu0jJGkMoppoUo4c3dts3iwqRYmBikUP77wwY2QGmDZw2FvkJCJlKnabIRuGvB\nKwzESIXgKk2016aTP6/dAjEHyo6SeoK8lkIySUvK0fyOVlsiEsCmOpidtnKX/a+5\n0GjB79CJH4ER2lLVZnhePFR/zUOyPxZQQ4naHf7yu/b5jhO0f8fwt+pyFxIXjbEI\ndZliWRkRMtzrHOJIhrmJ2A1J7iOrirbbwillwjjNVUWPf3IJ3M12S9pEewooaeO2\nizNTERcG9HzAacbVRn2Y2SWIyT/18QIDAQABo4GnMIGkMB0GA1UdDgQWBBT/LbE4\n9rWf288N6sJA5BRb6FJIGDB1BgNVHSMEbjBsgBT/LbE49rWf288N6sJA5BRb6FJI\nGKFJpEcwRTELMAkGA1UEBhMCQVUxEzARBgNVBAgTClNvbWUtU3RhdGUxITAfBgNV\nBAoTGEludGVybmV0IFdpZGdpdHMgUHR5IEx0ZIIJAMHAwfXZ5/PWMAwGA1UdEwQF\nMAMBAf8wDQYJKoZIhvcNAQELBQADggEBAHHFwl0tH0quUYZYO0dZYt4R7SJ0pCm2\n2satiyzHl4OnXcHDpekAo7/a09c6Lz6AU83cKy/+x3/djYHXWba7HpEu0dR3ugQP\nMlr4zrhd9xKZ0KZKiYmtJH+ak4OM4L3FbT0owUZPyjLSlhMtJVcoRp5CJsjAMBUG\nSvD8RX+T01wzox/Qb+lnnNnOlaWpqu8eoOenybxKp1a9ULzIVvN/LAcc+14vioFq\n2swRWtmocBAs8QR9n4uvbpiYvS8eYueDCWMM4fvFfBhaDZ3N9IbtySh3SpFdQDhw\nYbjM2rxXiyLGxB4Bol7QTv4zHif7Zt89FReT/NBy4rzaskDJY5L6xmY=\n-----END CERTIFICATE-----\n",
+				"cert_uploaded_on": "2019-10-28T18:11:23.37411Z",
+				"cert_updated_at": "2100-01-01T05:20:00Z",
+				"expires_on": "2100-01-01T05:20:00Z"
+			  }
+			]
+		  }`)
+	}
+	mux.HandleFunc("/zones/023e105f4ecef8ad9ca31a8372d0c353/origin_tls_client_auth/hostnames", handler)
+	createdAt, _ := time.Parse(time.RFC3339, "2100-01-01T05:20:00Z")
+	updatedAt, _ := time.Parse(time.RFC3339, "2100-01-01T05:20:00Z")
+	certUploadedOn, _ := time.Parse(time.RFC3339, "2019-10-28T18:11:23.37411Z")
+	certUpdatedAt, _ := time.Parse(time.RFC3339, "2100-01-01T05:20:00Z")
+	expiresOn, _ := time.Parse(time.RFC3339, "2100-01-01T05:20:00Z")
+
+	want := []PerHostnameAuthenticatedOriginPullsDetails{
+		{
+			Hostname:       "app.example.com",
+			CertID:         "2458ce5a-0c35-4c7f-82c7-8e9487d3ff60",
+			Enabled:        true,
+			Status:         "active",
+			CreatedAt:      createdAt,
+			UpdatedAt:      updatedAt,
+			CertStatus:     "active",
+			Issuer:         "GlobalSign",
+			Signature:      "SHA256WithRSA",
+			SerialNumber:   "6743787633689793699141714808227354901",
+			Certificate:    "-----BEGIN CERTIFICATE-----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\nYbjM2rxXiyLGxB4Bol7QTv4zHif7Zt89FReT/NBy4rzaskDJY5L6xmY=\n-----END CERTIFICATE-----\n",
+			CertUploadedOn: certUploadedOn,
+			CertUpdatedAt:  certUpdatedAt,
+			ExpiresOn:      expiresOn,
+		},
+	}
+
+	config := []PerHostnameAuthenticatedOriginPullsConfig{
+		{
+			Hostname: "app.example.com",
+			CertID:   "2458ce5a-0c35-4c7f-82c7-8e9487d3ff60",
+			Enabled:  nil,
 		},
 	}
 	actual, err := client.EditPerHostnameAuthenticatedOriginPullsConfig(context.Background(), "023e105f4ecef8ad9ca31a8372d0c353", config)