diff --git a/deploy/operator.yaml b/deploy/operator.yaml
index a3c1464f1..b83aa3da6 100644
--- a/deploy/operator.yaml
+++ b/deploy/operator.yaml
@@ -16,7 +16,7 @@ spec:
       serviceAccountName: noobaa
       containers:
         - name: noobaa-operator
-          image: noobaa/noobaa-operator:2.0.2
+          image: noobaa/noobaa-operator:2.0.3
           imagePullPolicy: IfNotPresent
           resources:
             limits:
diff --git a/pkg/bundle/deploy.go b/pkg/bundle/deploy.go
index fa05c745a..f47f2bac3 100644
--- a/pkg/bundle/deploy.go
+++ b/pkg/bundle/deploy.go
@@ -1,6 +1,6 @@
 package bundle
 
-const Version = "2.0.2"
+const Version = "2.0.3"
 
 const Sha256_deploy_cluster_role_yaml = "f719ff8e0015a73d4e6ff322d2b30efa1cc89fcb3f856c06a5910785cb9e8dd8"
 
@@ -1741,7 +1741,7 @@ spec:
   sourceNamespace: marketplace
 `
 
-const Sha256_deploy_operator_yaml = "ffc307ad6c1a4f0c5c6e23d821eaf811f7fd0026eaa1815b049bb367503fabfa"
+const Sha256_deploy_operator_yaml = "ee73435f1e351d4e4bf9b33bc38b2520a67e75a6815a4c2f8154dc9dd3effb7e"
 
 const File_deploy_operator_yaml = `apiVersion: apps/v1
 kind: Deployment
@@ -1761,7 +1761,7 @@ spec:
       serviceAccountName: noobaa
       containers:
         - name: noobaa-operator
-          image: noobaa/noobaa-operator:2.0.2
+          image: noobaa/noobaa-operator:2.0.3
           imagePullPolicy: IfNotPresent
           resources:
             limits:
diff --git a/pkg/nb/api.go b/pkg/nb/api.go
index d36e03d54..468b1b36d 100644
--- a/pkg/nb/api.go
+++ b/pkg/nb/api.go
@@ -1,6 +1,10 @@
 // Package nb makes client API calls to noobaa servers.
 package nb
 
+import (
+	"encoding/json"
+)
+
 // Client is the interface providing typed noobaa API calls
 type Client interface {
 	SetAuthToken(token string)
@@ -124,16 +128,33 @@ type StorageInfo struct {
 	Real            *BigInt `json:"real,omitempty"`
 }
 
-// BigInt is an api type to handle large integers that cannot be represented by JSON
-type BigInt int64
+// BigInt is an api type to handle large integers that cannot be represented by JSON which is limited to 53 bits (less than 8 PB)
+type BigInt struct {
+	N    int64 `json:"n"`
+	Peta int64 `json:"peta"`
+}
+
+// MarshalJSON is custom marshalling because the json schema is oneOf integer or {n,peta}
+func (n BigInt) MarshalJSON() ([]byte, error) {
+	if n.Peta == 0 {
+		return json.Marshal(n.N)
+	}
+	type bigint BigInt
+	return json.Marshal(bigint(n))
+}
 
-// TODO need to write custom marshalling because the json schema is oneOf integer or {n,peta}
-// func (n BigInt) MarshalJSON() ([]byte, error) {
-// 	return nil, nil
-// }
-// func (n *BigInt) UnmarshalJSON(data []byte) error {
-// 	return nil
-// }
+// UnmarshalJSON is custom unmarshalling because the json schema is oneOf integer or {n,peta}
+func (n *BigInt) UnmarshalJSON(data []byte) error {
+	var i int64
+	err := json.Unmarshal(data, &i)
+	if err == nil {
+		n.N = i
+		n.Peta = 0
+		return nil
+	}
+	type bigint BigInt
+	return json.Unmarshal(data, (*bigint)(n))
+}
 
 // PoolInfo is a struct of pool info returned by the API
 type PoolInfo struct {
diff --git a/pkg/nb/api_test.go b/pkg/nb/api_test.go
index 4888c5748..e94a03795 100644
--- a/pkg/nb/api_test.go
+++ b/pkg/nb/api_test.go
@@ -1,20 +1,48 @@
 package nb
 
-/*func TestCreateSystemAPI(t *testing.T) {
-	api := CreateSystemAPI{
-		Name:     "name.test",
-		Email:    "email@test.io",
-		Password: "password!test",
+import (
+	"encoding/json"
+	"fmt"
+	"testing"
+)
+
+func testBigIntMarshal(t *testing.T, bi BigInt) {
+	data, err := json.Marshal(bi)
+	if err != nil {
+		t.Fatal(err)
+	}
+	fmt.Printf("%+v => %q \n", bi, string(data))
+}
+
+func testBigIntUnmarshal(t *testing.T, bigIntJSON string) {
+	bi := BigInt{}
+	err := json.Unmarshal([]byte(bigIntJSON), &bi)
+	if err != nil {
+		t.Fatal(err)
 	}
-	expectedReq := fmt.Sprintf(`{"api":"system_api","method":"create_system","params":{"name":"%s","email":"%s","password":"%s"}}`, api.Name, api.Email, api.Password)
-	expectedRes := fmt.Sprintf(`{"op":"res","reqid":"1","took":11.123,"reply":{"token":"abc"}}`)
-	reqBody, res := api.build()
-	reqBytes, err := json.Marshal(reqBody)
-	assert.NoError(t, err)
-	assert.Equal(t, expectedReq, string(reqBytes))
-	err = json.Unmarshal([]byte(expectedRes), res)
-	assert.NoError(t, err)
-	assert.Equal(t, api.Response.Op, "res")
-	assert.Equal(t, api.Response.RequestID)
-	assert.Equal(t, api.Response.Reply.Token, "abc")
-}*/
+	fmt.Printf("Unmarshal %q => %#v \n", bigIntJSON, bi)
+}
+
+func TestBigIntMarshalSmall(t *testing.T) {
+	testBigIntMarshal(t, BigInt{N: 11})
+}
+
+func TestBigIntMarshalBig(t *testing.T) {
+	testBigIntMarshal(t, BigInt{N: 666, Peta: 1})
+}
+
+func TestBigIntUnmarshalZero(t *testing.T) {
+	testBigIntUnmarshal(t, `0`)
+}
+
+func TestBigIntUnmarshalSmall(t *testing.T) {
+	testBigIntUnmarshal(t, `3333`)
+}
+
+func TestBigIntUnmarshalBig(t *testing.T) {
+	testBigIntUnmarshal(t, `{"n":1111,"peta":29}`)
+}
+
+func TestBigIntUnmarshalBigNoPeta(t *testing.T) {
+	testBigIntUnmarshal(t, `{"n":99}`)
+}
diff --git a/version/version.go b/version/version.go
index ff412e06b..8c9e18d1d 100644
--- a/version/version.go
+++ b/version/version.go
@@ -2,5 +2,5 @@ package version
 
 const (
 	// Version is the noobaa-operator version (semver)
-	Version = "2.0.2"
+	Version = "2.0.3"
 )