diff --git a/packages/node_modules/@node-red/runtime/lib/flows/util.js b/packages/node_modules/@node-red/runtime/lib/flows/util.js
index d50825212..38e122d8f 100644
--- a/packages/node_modules/@node-red/runtime/lib/flows/util.js
+++ b/packages/node_modules/@node-red/runtime/lib/flows/util.js
@@ -229,7 +229,11 @@ async function createNode(flow,config) {
             instanceConfig.env = nodeTypeConstructor.subflow.env.map(nodeProp => {
                 var nodePropType;
                 var nodePropValue = config[nodeProp.name];
-                if (nodeProp.type === "cred") {
+                if (nodeProp.ui?.type === "conf-types" && /^\${[^}]+}$/.test(nodePropValue)) {
+                    const valName = nodePropValue.substring(2, nodePropValue.length - 1);
+                    nodePropValue = flow.getSetting(valName)
+                    nodePropType = "conf-type";
+                } else if (nodeProp.type === "cred") {
                     nodePropType = "cred";
                 } else {
                     switch(typeof config[nodeProp.name]) {