diff --git a/packages/caliper-ethereum/lib/ethereum-connector.js b/packages/caliper-ethereum/lib/ethereum-connector.js
index 9d0a418a8..0482055ab 100644
--- a/packages/caliper-ethereum/lib/ethereum-connector.js
+++ b/packages/caliper-ethereum/lib/ethereum-connector.js
@@ -221,6 +221,9 @@ class EthereumConnector extends ConnectorBase {
         const context = this.context;
         let status = new TxStatus();
         let params = {from: context.fromAddress};
+        if (request.hasOwnProperty('value') && request.value > 0) {
+            params.value = request.value;
+        }
         let contractInfo = context.contracts[request.contract];
 
         let receipt = null;
diff --git a/packages/caliper-tests-integration/ethereum_tests/open.js b/packages/caliper-tests-integration/ethereum_tests/open.js
index ea1d7539a..f4f754138 100644
--- a/packages/caliper-tests-integration/ethereum_tests/open.js
+++ b/packages/caliper-tests-integration/ethereum_tests/open.js
@@ -72,6 +72,7 @@ class SimpleOpenWorkload extends WorkloadModuleBase {
             workload.push({
                 contract: 'simple',
                 verb: 'open',
+                value: this.roundArguments.money,
                 args: [accountId, this.roundArguments.money],
                 readOnly: false
             });
diff --git a/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.json b/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.json
index 8353266de..ec2d0b807 100644
--- a/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.json
+++ b/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.json
@@ -1,73 +1,73 @@
 {
     "name": "simple",
     "abi": [
-        {
-            "constant": false,
-            "inputs": [
-                {
-                    "internalType": "string",
-                    "name": "acc_from",
-                    "type": "string"
-                },
-                {
-                    "internalType": "string",
-                    "name": "acc_to",
-                    "type": "string"
-                },
-                {
-                    "internalType": "int256",
-                    "name": "amount",
-                    "type": "int256"
-                }
-            ],
-            "name": "transfer",
-            "outputs": [],
-            "payable": false,
-            "stateMutability": "nonpayable",
-            "type": "function"
-        },
-        {
-            "constant": true,
-            "inputs": [
-                {
-                    "internalType": "string",
-                    "name": "acc_id",
-                    "type": "string"
-                }
-            ],
-            "name": "query",
-            "outputs": [
-                {
-                    "internalType": "int256",
-                    "name": "amount",
-                    "type": "int256"
-                }
-            ],
-            "payable": false,
-            "stateMutability": "view",
-            "type": "function"
-        },
-        {
-            "constant": false,
-            "inputs": [
-                {
-                    "internalType": "string",
-                    "name": "acc_id",
-                    "type": "string"
-                },
-                {
-                    "internalType": "int256",
-                    "name": "amount",
-                    "type": "int256"
-                }
-            ],
-            "name": "open",
-            "outputs": [],
-            "payable": false,
-            "stateMutability": "nonpayable",
-            "type": "function"
-        }
+	{
+		"constant": false,
+		"inputs": [
+			{
+				"internalType": "string",
+				"name": "acc_id",
+				"type": "string"
+			},
+			{
+				"internalType": "int256",
+				"name": "amount",
+				"type": "int256"
+			}
+		],
+		"name": "open",
+		"outputs": [],
+		"payable": true,
+		"stateMutability": "payable",
+		"type": "function"
+	},
+	{
+		"constant": true,
+		"inputs": [
+			{
+				"internalType": "string",
+				"name": "acc_id",
+				"type": "string"
+			}
+		],
+		"name": "query",
+		"outputs": [
+			{
+				"internalType": "int256",
+				"name": "amount",
+				"type": "int256"
+			}
+		],
+		"payable": false,
+		"stateMutability": "view",
+		"type": "function"
+	},
+	{
+		"constant": false,
+		"inputs": [
+			{
+				"internalType": "string",
+				"name": "acc_from",
+				"type": "string"
+			},
+			{
+				"internalType": "string",
+				"name": "acc_to",
+				"type": "string"
+			},
+			{
+				"internalType": "int256",
+				"name": "amount",
+				"type": "int256"
+			}
+		],
+		"name": "transfer",
+		"outputs": [],
+		"payable": false,
+		"stateMutability": "nonpayable",
+		"type": "function"
+	}
     ],
-    "bytecode": "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",
+    "bytecode": "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",
     "gas": 4700000
-}
\ No newline at end of file
+}
diff --git a/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.sol b/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.sol
index 59397b601..8571c8fd8 100644
--- a/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.sol
+++ b/packages/caliper-tests-integration/ethereum_tests/src/simple/simple.sol
@@ -3,7 +3,8 @@ pragma solidity >=0.4.22 <0.6.0;
 contract simple {
     mapping(string => int) private accounts;
 
-    function open(string memory acc_id, int amount) public {
+    function open(string memory acc_id, int amount) public payable {
+        require(int(msg.value) == amount, 'No commitment made by the caller.');
         accounts[acc_id] = amount;
     }
 
@@ -15,4 +16,4 @@ contract simple {
         accounts[acc_from] -= amount;
         accounts[acc_to] += amount;
     }
-}
\ No newline at end of file
+}