diff --git a/src/core/plugins/oas3/spec-extensions/wrap-selectors.js b/src/core/plugins/oas3/spec-extensions/wrap-selectors.js
index 8109e2ef..e252bcc2 100644
--- a/src/core/plugins/oas3/spec-extensions/wrap-selectors.js
+++ b/src/core/plugins/oas3/spec-extensions/wrap-selectors.js
@@ -1,4 +1,5 @@
 import { createSelector } from "reselect"
+import { specJsonWithResolvedSubtrees } from "../../spec/selectors"
 import { Map } from "immutable"
 import { isOAS3 as isOAS3Helper, isSwagger2 as isSwagger2Helper } from "../helpers"
 
@@ -53,7 +54,7 @@ export const hasHost = onlyOAS3((state) => {
 })
 
 export const securityDefinitions = onlyOAS3(createSelector(
-  spec,
+  specJsonWithResolvedSubtrees,
   spec => spec.getIn(["components", "securitySchemes"]) || null
 ))
 
diff --git a/src/core/plugins/spec/wrap-actions.js b/src/core/plugins/spec/wrap-actions.js
index 69700d62..506e5e9f 100644
--- a/src/core/plugins/spec/wrap-actions.js
+++ b/src/core/plugins/spec/wrap-actions.js
@@ -22,6 +22,9 @@ export const updateJsonSpec = (ori, {specActions}) => (...args) => {
       specActions.requestResolvedSubtree(["paths", k])
     }
   })
+
+  // Trigger resolution of any securitySchemes-level $refs.
+  specActions.requestResolvedSubtree(["components", "securitySchemes"])
 }
 
 // Log the request ( just for debugging, shouldn't affect prod )