diff --git a/docs/source/deploy_chaincode.md b/docs/source/deploy_chaincode.md
index 6ce1c2d4927..2b011e2c932 100644
--- a/docs/source/deploy_chaincode.md
+++ b/docs/source/deploy_chaincode.md
@@ -353,7 +353,6 @@ We can now install the chaincode on the Org2 peer. Set the following environment
 ```
 export CORE_PEER_LOCALMSPID="Org2MSP"
 export CORE_PEER_TLS_ROOTCERT_FILE=${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt
-export CORE_PEER_TLS_ROOTCERT_FILE=${PWD}/organizations/peerOrganizations/org2.example.com/peers/peer0.org2.example.com/tls/ca.crt
 export CORE_PEER_MSPCONFIGPATH=${PWD}/organizations/peerOrganizations/org2.example.com/users/Admin@org2.example.com/msp
 export CORE_PEER_ADDRESS=localhost:9051
 ```