diff --git a/fabric-client/chain_test.go b/fabric-client/chain_test.go
index d487716bb1..0a543d111c 100644
--- a/fabric-client/chain_test.go
+++ b/fabric-client/chain_test.go
@@ -33,6 +33,23 @@ import (
 
 var testAddress = "0.0.0.0:5244"
 
+var validRootCA = `-----BEGIN CERTIFICATE-----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+-----END CERTIFICATE-----
+`
+
 func TestChainMethods(t *testing.T) {
 	client := NewClient()
 	chain, err := NewChain("testChain", client)
@@ -268,6 +285,7 @@ func TestChainInitializeFromOrderer(t *testing.T) {
 				org2MSPID,
 			},
 			OrdererAddress: "localhost:7054",
+			RootCA:         validRootCA,
 		},
 		Index:           0,
 		LastConfigIndex: 0,
@@ -321,6 +339,7 @@ func TestOrganizationUnits(t *testing.T) {
 				org2MSPID,
 			},
 			OrdererAddress: "localhost:7054",
+			RootCA:         validRootCA,
 		},
 		Index:           0,
 		LastConfigIndex: 0,
@@ -371,6 +390,7 @@ func TestChainInitializeFromUpdate(t *testing.T) {
 				org2MSPID,
 			},
 			OrdererAddress: "localhost:7054",
+			RootCA:         validRootCA,
 		},
 	}
 
diff --git a/fabric-client/mocks/mockdata.go b/fabric-client/mocks/mockdata.go
index 1a5d5fea67..99186360f0 100644
--- a/fabric-client/mocks/mockdata.go
+++ b/fabric-client/mocks/mockdata.go
@@ -20,9 +20,6 @@ limitations under the License.
 package mocks
 
 import (
-	"io/ioutil"
-	"log"
-
 	"github.com/hyperledger/fabric-sdk-go/fabric-client/util"
 	fabric_config "github.com/hyperledger/fabric/common/config"
 	ledger_util "github.com/hyperledger/fabric/core/ledger/util"
@@ -47,6 +44,7 @@ type MockConfigGroupBuilder struct {
 	ModPolicy      string
 	OrdererAddress string
 	MSPNames       []string
+	RootCA         string
 }
 
 // MockConfigBlockBuilder is used to build a mock Chain configuration block
@@ -260,19 +258,11 @@ func (b *MockConfigGroupBuilder) buildfabricMSPConfig(name string) *mb.FabricMSP
 		IntermediateCerts:             [][]byte{},
 		OrganizationalUnitIdentifiers: []*mb.FabricOUIdentifier{},
 		RevocationList:                [][]byte{},
-		RootCerts:                     [][]byte{b.buildRootCertBytes()},
+		RootCerts:                     [][]byte{[]byte(b.RootCA)},
 		SigningIdentity:               nil,
 	}
 }
 
-func (b *MockConfigGroupBuilder) buildRootCertBytes() []byte {
-	pem, err := ioutil.ReadFile("../test/fixtures/root.pem")
-	if err != nil {
-		log.Fatal(err)
-	}
-	return pem
-}
-
 func (b *MockConfigGroupBuilder) buildBasicConfigPolicy() *common.ConfigPolicy {
 	return &common.ConfigPolicy{
 		Version:   b.Version,