diff --git a/package-lock.json b/package-lock.json
index c6e51716..6a49dbf0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -76,7 +76,7 @@
         "karma-qunit": "^4.1.2",
         "load-grunt-tasks": "^5.1.0",
         "qunit": "^2.19.4",
-        "sinon": "^15.2.0",
+        "sinon": "^16.0.0",
         "stylelint": "^15.10.3",
         "stylelint-config-wikimedia": "^0.16.1"
       }
@@ -10870,9 +10870,9 @@
       "dev": true
     },
     "node_modules/sinon": {
-      "version": "15.2.0",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-15.2.0.tgz",
-      "integrity": "sha512-nPS85arNqwBXaIsFCkolHjGIkFo+Oxu9vbgmBJizLAhqe6P2o3Qmj3KCUoRkfhHtvgDhZdWD3risLHAUJ8npjw==",
+      "version": "16.0.0",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-16.0.0.tgz",
+      "integrity": "sha512-B8AaZZm9CT5pqe4l4uWJztfD/mOTa7dL8Qo0W4+s+t74xECOgSZDDQCBjNgIK3+n4kyxQrSTv2V5ul8K25qkiQ==",
       "dev": true,
       "dependencies": {
         "@sinonjs/commons": "^3.0.0",
@@ -21136,9 +21136,9 @@
       "dev": true
     },
     "sinon": {
-      "version": "15.2.0",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-15.2.0.tgz",
-      "integrity": "sha512-nPS85arNqwBXaIsFCkolHjGIkFo+Oxu9vbgmBJizLAhqe6P2o3Qmj3KCUoRkfhHtvgDhZdWD3risLHAUJ8npjw==",
+      "version": "16.0.0",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-16.0.0.tgz",
+      "integrity": "sha512-B8AaZZm9CT5pqe4l4uWJztfD/mOTa7dL8Qo0W4+s+t74xECOgSZDDQCBjNgIK3+n4kyxQrSTv2V5ul8K25qkiQ==",
       "dev": true,
       "requires": {
         "@sinonjs/commons": "^3.0.0",
diff --git a/package.json b/package.json
index 03385600..3522d04c 100644
--- a/package.json
+++ b/package.json
@@ -87,7 +87,7 @@
     "karma-qunit": "^4.1.2",
     "load-grunt-tasks": "^5.1.0",
     "qunit": "^2.19.4",
-    "sinon": "^15.2.0",
+    "sinon": "^16.0.0",
     "stylelint": "^15.10.3",
     "stylelint-config-wikimedia": "^0.16.1"
   }