diff --git a/lib/test.js b/lib/test.js
index b1d0b2ca4..95c8778fb 100644
--- a/lib/test.js
+++ b/lib/test.js
@@ -284,8 +284,5 @@ Test.prototype._publicApi = function () {
 		api[el] = enhanced[el].bind(enhanced);
 	});
 
-	api._capt = enhanced._capt.bind(enhanced);
-	api._expr = enhanced._expr.bind(enhanced);
-
 	return api;
 };
diff --git a/package.json b/package.json
index e7e2a0da7..3e94be545 100644
--- a/package.json
+++ b/package.json
@@ -79,7 +79,7 @@
     "arrify": "^1.0.0",
     "ava-init": "^0.1.0",
     "babel-core": "^6.3.21",
-    "babel-plugin-espower": "^2.0.0",
+    "babel-plugin-espower": "^2.1.0",
     "babel-plugin-transform-runtime": "^6.3.13",
     "babel-preset-es2015": "^6.3.13",
     "babel-preset-stage-2": "^6.3.13",
@@ -93,7 +93,7 @@
     "core-assert": "^0.1.0",
     "debug": "^2.2.0",
     "deeper": "^2.1.0",
-    "empower-core": "^0.2.0",
+    "empower-core": "^0.4.0",
     "figures": "^1.4.0",
     "find-cache-dir": "^0.1.1",
     "fn-name": "^2.0.0",