diff --git a/swagger/locales/en-US/swagger.json b/swagger/locales/en-US/swagger.json
index b75741e..cd1fa7f 100644
--- a/swagger/locales/en-US/swagger.json
+++ b/swagger/locales/en-US/swagger.json
@@ -9,6 +9,7 @@
             "summary": "Summary",
             "description": "Description",
             "tags": "Tags",
+            "operationId": "OperationId",
             "consumes": "Consumes",
             "produces": "Produces",
             "deprecated": "Deprecated",
@@ -27,6 +28,7 @@
             "summary": "A short summary of what the operation does. For maximum readability in the swagger-ui, this field SHOULD be less than 120 characters.",
             "description": "A verbose explanation of the operation behavior. GitHub Flavored Markup syntax can be used for rich text representation.",
             "tags": "A list of tags for API documentation control. Tags can be used for logical grouping of operations by resources or any other qualifier.",
+            "operationId": "Unique string used to identify the operation.",
             "consumes": "A list of MIME types the operation can consume.",
             "produces": "A list of MIME types the operation can produce.",
             "deprecated": "Declares this operation to be deprecated. Usage of the declared operation should be refrained."
diff --git a/swagger/swagger.html b/swagger/swagger.html
index 1b2e1dd..8021683 100644
--- a/swagger/swagger.html
+++ b/swagger/swagger.html
@@ -39,6 +39,10 @@
                     <label id="node-config-input-tags-label" for="node-config-input-tags" class="popover-right" data-i18n="[data-content]swagger.data-content.tags"><span data-i18n="swagger.label.tags"></span></label>
                     <input type="text" id="node-config-input-tags" data-i18n="[placeholder]swagger.placeholder.tags">
                 </div>
+                <div class="form-row">
+                    <label id="node-config-input-operationId-label" for="node-config-input-operationId" class="popover-right" data-i18n="[data-content]swagger.data-content.operationId"><span data-i18n="swagger.label.operationId"></span></label>
+                    <input type="text" id="node-config-input-operationId" >
+                </div>
                 <div class="form-row">
                     <label id="node-config-input-consumes-label" for="node-config-input-consumes" class="popover-right" data-i18n="[data-content]swagger.data-content.consumes"><span data-i18n="swagger.label.consumes"></span></label>
                     <input type="text" id="node-config-input-consumes" data-i18n="[placeholder]swagger.placeholder.consumes">
@@ -94,6 +98,9 @@
             tags: {
                 value: ""
             },
+            operationId: {
+                value:""
+            },
             consumes: {
                 value: ""
             },
@@ -150,6 +157,7 @@
             RED.popover.tooltip($('#node-config-input-summary-label'), this._("swagger.data-content.summary"));
             RED.popover.tooltip($('#node-config-input-description-label'), this._("swagger.data-content.description"));
             RED.popover.tooltip($('#node-config-input-tags-label'), this._("swagger.data-content.tags"));
+            RED.popover.tooltip($('#node-config-input-operationId-label'), this._("swagger.data-content.operationId"));
             RED.popover.tooltip($('#node-config-input-consumes-label'), this._("swagger.data-content.consumes"));
             RED.popover.tooltip($('#node-config-input-produces-label'), this._("swagger.data-content.produces"));
             RED.popover.tooltip($('#node-config-input-deprecated-label'), this._("swagger.data-content.deprecated"));
diff --git a/swagger/swagger.js b/swagger/swagger.js
index 28d06be..caedb1d 100644
--- a/swagger/swagger.js
+++ b/swagger/swagger.js
@@ -44,11 +44,17 @@ module.exports = function(RED) {
         resp.basePath = stripTerminalSlash(basePath);
         resp.paths = {};
 
+        var nodeSwaggerDoc = [];
+        RED.nodes.eachNode(node => {
+            if (node.type === "swagger-doc") { nodeSwaggerDoc.push(node); }
+        });
+
         RED.nodes.eachNode(node => {
             const { name, type, method, swaggerDoc, url } = node;
 
             if (type === "http in") {
-                const swagger = RED.nodes.getNode(swaggerDoc);
+                
+                const swagger = RED.nodes.getNode(swaggerDoc) || nodeSwaggerDoc.filter(o => o.id == swaggerDoc)[0];
                 const endPoint = ensureLeadingSlash(url.replace(regexColons, convToSwaggerPath));
                 if (!resp.paths[endPoint]) resp.paths[endPoint] = {};
 
@@ -56,6 +62,7 @@ module.exports = function(RED) {
                     summary = name || method + " " + endPoint,
                     description = "",
                     tags = "",
+                    operationId,
                     consumes,
                     produces,
                     deprecated,
@@ -75,11 +82,12 @@ module.exports = function(RED) {
                     summary,
                     description,
                     tags: aryTags,
+                    operationId,
                     consumes: aryConsumes,
                     produces: aryProduces,
                     deprecated,
                     parameters: [...parameters, ...additionalParams],
-                    responses
+                    responses,
                 };
             }
         });
@@ -91,6 +99,7 @@ module.exports = function(RED) {
         this.summary = n.summary;
         this.description = n.description;
         this.tags = n.tags;
+        this.operationId = n.operationId
         this.consumes = n.consumes;
         this.produces = n.produces;
         this.parameters = n.parameters;