diff --git a/src/core/components/operations.jsx b/src/core/components/operations.jsx
index 32b15437..70a5538f 100644
--- a/src/core/components/operations.jsx
+++ b/src/core/components/operations.jsx
@@ -2,6 +2,13 @@ import React from "react"
 import PropTypes from "prop-types"
 import { createDeepLinkPath, sanitizeUrl } from "core/utils"
 
+const SWAGGER2_OPERATION_METHODS = [
+  "get", "put", "post", "delete", "options", "head", "patch"
+]
+
+const OAS3_OPERATION_METHODS = SWAGGER2_OPERATION_METHODS.concat(["trace"])
+
+
 export default class Operations extends React.Component {
 
   static propTypes = {
@@ -113,6 +120,18 @@ export default class Operations extends React.Component {
                         const path = op.get("path")
                         const method = op.get("method")
 
+                        // FIXME: (someday) this logic should probably be in a selector,
+                        // but doing so would require further opening up
+                        // selectors to the plugin system, to allow for dynamic
+                        // overriding of low-level selectors that other selectors
+                        // rely on. --KS, 12/17
+                        const validMethods = specSelectors.isOAS3() ?
+                          OAS3_OPERATION_METHODS : SWAGGER2_OPERATION_METHODS
+
+                        if(validMethods.indexOf(method) === -1) {
+                          return null
+                        }
+
                         return <OperationContainer
                           key={`${path}-${method}`}
                           op={op}
diff --git a/src/core/plugins/spec/selectors.js b/src/core/plugins/spec/selectors.js
index 7628c52a..71914c7d 100644
--- a/src/core/plugins/spec/selectors.js
+++ b/src/core/plugins/spec/selectors.js
@@ -4,8 +4,6 @@ import { fromJS, Set, Map, OrderedMap, List } from "immutable"
 
 const DEFAULT_TAG = "default"
 
-const OPERATION_METHODS = ["get", "put", "post", "delete", "options", "head", "patch"]
-
 const state = state => {
   return state || Map()
 }
@@ -97,9 +95,6 @@ export const operations = createSelector(
         return {}
       }
       path.forEach((operation, method) => {
-        if(OPERATION_METHODS.indexOf(method) === -1) {
-          return
-        }
         list = list.push(fromJS({
           path: pathName,
           method,
diff --git a/test/components/operations.js b/test/components/operations.js
new file mode 100644
index 00000000..8a6a7506
--- /dev/null
+++ b/test/components/operations.js
@@ -0,0 +1,123 @@
+/* eslint-env mocha */
+import React from "react"
+import expect, { createSpy } from "expect"
+import { render } from "enzyme"
+import { fromJS } from "immutable"
+import Operations from "components/operations"
+import {Collapse} from "components/layout-utils"
+
+const components = {
+  Collapse,
+  OperationContainer: ({ path, method }) => <span className="mocked-op" id={`${path}-${method}`} />
+}
+
+describe("<Operations/>", function(){
+  it("should render a Swagger2 `get` method, but not a `trace` or `foo` method", function(){
+
+    let props = {
+      fn: {},
+      specActions: {},
+      layoutActions: {},
+      getComponent: (name)=> {
+        return components[name] || null
+      },
+      getConfigs: () => {
+        return {}
+      },
+      specSelectors: {
+        isOAS3() { return false },
+        taggedOperations() {
+          return fromJS({
+          "default": {
+            "operations": [
+              {
+                "path": "/pets/{id}",
+                "method": "get"
+              },
+              {
+                "path": "/pets/{id}",
+                "method": "trace"
+              },
+              {
+                "path": "/pets/{id}",
+                "method": "foo"
+              },
+            ]
+          }
+        })
+        },
+      },
+      layoutSelectors: {
+        currentFilter() {
+          return null
+        },
+        isShown() {
+          return true
+        },
+        show() {
+          return true
+        }
+      }
+    }
+
+    let wrapper = render(<Operations {...props}/>)
+
+    expect(wrapper.find("span.mocked-op").length).toEqual(1)
+    expect(wrapper.find("span.mocked-op").eq(0).attr("id")).toEqual("/pets/{id}-get")
+  })
+
+  it("should render an OAS3 `get` and `trace` method, but not a `foo` method", function(){
+
+    let props = {
+      fn: {},
+      specActions: {},
+      layoutActions: {},
+      getComponent: (name)=> {
+        return components[name] || null
+      },
+      getConfigs: () => {
+        return {}
+      },
+      specSelectors: {
+        isOAS3() { return true },
+        taggedOperations() {
+          return fromJS({
+          "default": {
+            "operations": [
+              {
+                "path": "/pets/{id}",
+                "method": "get"
+              },
+              {
+                "path": "/pets/{id}",
+                "method": "trace"
+              },
+              {
+                "path": "/pets/{id}",
+                "method": "foo"
+              },
+            ]
+          }
+        })
+        },
+      },
+      layoutSelectors: {
+        currentFilter() {
+          return null
+        },
+        isShown() {
+          return true
+        },
+        show() {
+          return true
+        }
+      }
+    }
+
+    let wrapper = render(<Operations {...props}/>)
+
+    expect(wrapper.find("span.mocked-op").length).toEqual(2)
+    expect(wrapper.find("span.mocked-op").eq(0).attr("id")).toEqual("/pets/{id}-get")
+    expect(wrapper.find("span.mocked-op").eq(1).attr("id")).toEqual("/pets/{id}-trace")
+  })
+})