diff --git a/package-lock.json b/package-lock.json
index 84dc452..46c087a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2924,33 +2924,55 @@
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-      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-4.0.1.tgz",
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+      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-5.0.0.tgz",
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+          "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-4.2.2.tgz",
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+            "type-detect": "^4.0.8"
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-      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-4.2.0.tgz",
-      "integrity": "sha512-yG7QbUz38ZPIegfuSMEcbOo0kkLGmPa8a0Qlz4dk7+cXYALDScWjIZzAm/u2+Frh+bcdZF6wZJZwwuJjY0WAjA==",
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-5.0.1.tgz",
+      "integrity": "sha512-iSZdE68szyFvV8ReYve6t4gAA1rLVwGyyhWBg9qrz8VAn1FH141gdg0NJcMrAJ069rD2XM2KQzY8ZNDgmTfBQA==",
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       "requires": {
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-        "array-from": "^2.1.1",
-        "lodash.get": "^4.4.2"
+        "lodash.get": "^4.4.2",
+        "type-detect": "^4.0.8"
       }
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     "@sinonjs/text-encoding": {
@@ -3388,12 +3410,6 @@
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-      "resolved": "https://registry.npmjs.org/array-from/-/array-from-2.1.1.tgz",
-      "integrity": "sha1-z+nYwmYoudxa7MYqn12PHzUsEZU=",
-      "dev": true
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       "resolved": "https://registry.npmjs.org/array-includes/-/array-includes-3.0.3.tgz",
@@ -6009,9 +6025,9 @@
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-      "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.1.tgz",
-      "integrity": "sha512-s2+XdvhPCOF01LRQBC8hf4vhbVmI2CGS5aZnxLJlT5FtdhPCDFq80q++zK2KlrVorVDdL5BOGZ/VfLrVtYNF+Q==",
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-4.0.2.tgz",
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@@ -10063,15 +10079,6 @@
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-      "resolved": "https://registry.npmjs.org/lolex/-/lolex-5.1.2.tgz",
-      "integrity": "sha512-h4hmjAvHTmd+25JSwrtTIuwbKdwg5NzZVRMLn9saij4SZaepCrTCxPr35H/3bjwfMJtN+t3CX8672UIkglz28A==",
-      "dev": true,
-      "requires": {
-        "@sinonjs/commons": "^1.7.0"
-      }
-    },
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       "resolved": "https://registry.npmjs.org/loose-envify/-/loose-envify-1.4.0.tgz",
@@ -10647,17 +10654,40 @@
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-      "resolved": "https://registry.npmjs.org/nise/-/nise-3.0.0.tgz",
-      "integrity": "sha512-EObFx5tioBMePHpU/gGczaY2YDqL255iwjmZwswu2CiwEW8xIGrr3E2xij+efIppS1nLQo9NyXSIUySGHUOhHQ==",
+      "version": "4.0.1",
+      "resolved": "https://registry.npmjs.org/nise/-/nise-4.0.1.tgz",
+      "integrity": "sha512-10PKL272rqg80o2RsWcTT6X9cDYqJ4kXqPTf8yCXPc9hbphZSDmbiG5FqUNeR5nouKCQMM24ld45kgYnBdx2rw==",
       "dev": true,
       "requires": {
         "@sinonjs/commons": "^1.7.0",
+        "@sinonjs/fake-timers": "^6.0.0",
         "@sinonjs/formatio": "^4.0.1",
         "@sinonjs/text-encoding": "^0.7.1",
         "just-extend": "^4.0.2",
-        "lolex": "^5.0.1",
         "path-to-regexp": "^1.7.0"
+      },
+      "dependencies": {
+        "@sinonjs/formatio": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-4.0.1.tgz",
+          "integrity": "sha512-asIdlLFrla/WZybhm0C8eEzaDNNrzymiTqHMeJl6zPW2881l3uuVRpm0QlRQEjqYWv6CcKMGYME3LbrLJsORBw==",
+          "dev": true,
+          "requires": {
+            "@sinonjs/commons": "^1",
+            "@sinonjs/samsam": "^4.2.0"
+          }
+        },
+        "@sinonjs/samsam": {
+          "version": "4.2.2",
+          "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-4.2.2.tgz",
+          "integrity": "sha512-z9o4LZUzSD9Hl22zV38aXNykgFeVj8acqfFabCY6FY83n/6s/XwNJyYYldz6/9lBJanpno9h+oL6HTISkviweA==",
+          "dev": true,
+          "requires": {
+            "@sinonjs/commons": "^1.6.0",
+            "lodash.get": "^4.4.2",
+            "type-detect": "^4.0.8"
+          }
+        }
       }
     },
     "node-libs-browser": {
@@ -12685,17 +12715,17 @@
       "dev": true
     },
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-      "version": "8.0.0",
-      "resolved": "https://registry.npmjs.org/sinon/-/sinon-8.0.0.tgz",
-      "integrity": "sha512-9ugfO9tMrxTzqViG0hGhJoLXj8M01FZwfXMpYSmQT1AuV2jyXDJZUMpbENHBY9/2c2u6RKkHOcbYINx2FttUkg==",
+      "version": "9.0.0",
+      "resolved": "https://registry.npmjs.org/sinon/-/sinon-9.0.0.tgz",
+      "integrity": "sha512-c4bREcvuK5VuEGyMW/Oim9I3Rq49Vzb0aMdxouFaA44QCFpilc5LJOugrX+mkrvikbqCimxuK+4cnHVNnLR41g==",
       "dev": true,
       "requires": {
-        "@sinonjs/commons": "^1.4.0",
-        "@sinonjs/formatio": "^4.0.1",
-        "@sinonjs/samsam": "^4.0.1",
-        "diff": "^4.0.1",
-        "lolex": "^5.1.2",
-        "nise": "^3.0.0",
+        "@sinonjs/commons": "^1.7.0",
+        "@sinonjs/fake-timers": "^6.0.0",
+        "@sinonjs/formatio": "^5.0.0",
+        "@sinonjs/samsam": "^5.0.1",
+        "diff": "^4.0.2",
+        "nise": "^4.0.1",
         "supports-color": "^7.1.0"
       }
     },
diff --git a/package.json b/package.json
index b3fff7b..d2dcfc6 100644
--- a/package.json
+++ b/package.json
@@ -49,7 +49,7 @@
     "gh-pages": "^3.0.0",
     "jsdoc": "^3.6.3",
     "nyc": "^15.0.0",
-    "sinon": "^8.0.0",
+    "sinon": "^9.0.0",
     "testem": "^3.0.0",
     "webpack": "^4.41.0",
     "webpack-bundle-analyzer": "^3.5.2",