diff --git a/package.json b/package.json
index b1b8df3..ee4160c 100644
--- a/package.json
+++ b/package.json
@@ -43,7 +43,7 @@
     "which-collection": "^1.0.1"
   },
   "devDependencies": {
-    "@ljharb/eslint-config": "^15.1.0",
+    "@ljharb/eslint-config": "^16.0.0",
     "auto-changelog": "^1.16.2",
     "eslint": "^6.8.0",
     "has-symbols": "^1.0.1",
@@ -52,7 +52,7 @@
     "object.getownpropertydescriptors": "^2.1.0",
     "safe-publish-latest": "^1.1.4",
     "semver": "^6.3.0",
-    "tape": "^4.12.1"
+    "tape": "^5.0.0-next.4"
   },
   "repository": {
     "type": "git",
diff --git a/test/cmp.js b/test/cmp.js
index 087fd4d..e8e627e 100644
--- a/test/cmp.js
+++ b/test/cmp.js
@@ -643,7 +643,7 @@ test('[[Prototypes]]', function (t) {
     var d1 = new Date(0);
     var d2 = new Date(0);
 
-    t.deepEqualTest(d1, d2, 'two dates with the same timestamp', true, true);
+    st.deepEqualTest(d1, d2, 'two dates with the same timestamp', true, true);
 
     var newProto = {
       __proto__: Date.prototype
@@ -651,7 +651,7 @@ test('[[Prototypes]]', function (t) {
     d2.__proto__ = newProto; // eslint-disable-line no-proto
     st.ok(d2 instanceof Date, 'd2 is still a Date instance after tweaking [[Prototype]]');
 
-    t.deepEqualTest(d1, d2, 'two dates with the same timestamp and different [[Prototype]]', true, false);
+    st.deepEqualTest(d1, d2, 'two dates with the same timestamp and different [[Prototype]]', true, false);
 
     st.end();
   });