diff --git a/index.js b/index.js
index 5f2b94e1a..c508c2797 100644
--- a/index.js
+++ b/index.js
@@ -49,8 +49,8 @@ export { statusCodes, getSummaryByCode };
 
 // W3C capabilities parser
 import * as caps from './lib/basedriver/capabilities';
-const { processCapabilities } = caps;
-export { processCapabilities };
+const { processCapabilities, isStandardCap } = caps;
+export { processCapabilities, isStandardCap };
 
 // Web socket helpers
 import * as ws from './lib/express/websocket';
diff --git a/lib/basedriver/capabilities.js b/lib/basedriver/capabilities.js
index b1fcca155..af6fc84a2 100644
--- a/lib/basedriver/capabilities.js
+++ b/lib/basedriver/capabilities.js
@@ -213,4 +213,7 @@ function processCapabilities (caps, constraints = {}, shouldValidateCaps = true)
 }
 
 
-export { parseCaps, processCapabilities, validateCaps, mergeCaps, findNonPrefixedCaps };
+export {
+  parseCaps, processCapabilities, validateCaps, mergeCaps,
+  findNonPrefixedCaps, isStandardCap
+};