diff --git a/docs/source/example-code/src/main/kotlin/net/corda/docs/tutorial/helloworld/templateContract.kt b/docs/source/example-code/src/main/kotlin/net/corda/docs/tutorial/helloworld/templateContract.kt
index 8d20dc5778..398a03eb01 100644
--- a/docs/source/example-code/src/main/kotlin/net/corda/docs/tutorial/helloworld/templateContract.kt
+++ b/docs/source/example-code/src/main/kotlin/net/corda/docs/tutorial/helloworld/templateContract.kt
@@ -4,9 +4,12 @@ import net.corda.core.contracts.CommandData
 import net.corda.core.contracts.Contract
 import net.corda.core.transactions.LedgerTransaction
 
-val TEMPLATE_CONTRACT_ID = "com.template.TemplateContract"
-
 open class TemplateContract : Contract {
+    // This is used to identify our contract when building a transaction.
+    companion object {
+        val ID = "com.template.TemplateContract"
+    }
+    
     // A transaction is considered valid if the verify() function of the contract of each of the transaction's input
     // and output states does not throw an exception.
     override fun verify(tx: LedgerTransaction) {
@@ -17,4 +20,4 @@ open class TemplateContract : Contract {
     interface Commands : CommandData {
         class Action : Commands
     }
-}
\ No newline at end of file
+}