diff --git a/package-lock.json b/package-lock.json
index 0baa618..bba4e6a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -160,6 +160,31 @@
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       "dev": true
     },
+    "@types/sinon": {
+      "version": "9.0.10",
+      "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-9.0.10.tgz",
+      "integrity": "sha512-/faDC0erR06wMdybwI/uR8wEKV/E83T0k4sepIpB7gXuy2gzx2xiOjmztq6a2Y6rIGJ04D+6UU0VBmWy+4HEMA==",
+      "dev": true,
+      "requires": {
+        "@types/sinonjs__fake-timers": "*"
+      }
+    },
+    "@types/sinon-chai": {
+      "version": "3.2.5",
+      "resolved": "https://registry.npmjs.org/@types/sinon-chai/-/sinon-chai-3.2.5.tgz",
+      "integrity": "sha512-bKQqIpew7mmIGNRlxW6Zli/QVyc3zikpGzCa797B/tRnD9OtHvZ/ts8sYXV+Ilj9u3QRaUEM8xrjgd1gwm1BpQ==",
+      "dev": true,
+      "requires": {
+        "@types/chai": "*",
+        "@types/sinon": "*"
+      }
+    },
+    "@types/sinonjs__fake-timers": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/@types/sinonjs__fake-timers/-/sinonjs__fake-timers-6.0.2.tgz",
+      "integrity": "sha512-dIPoZ3g5gcx9zZEszaxLSVTvMReD3xxyyDnQUjA6IYDG9Ba2AV0otMPs+77sG9ojB4Qr2N2Vk5RnKeuA0X/0bg==",
+      "dev": true
+    },
     "@typescript-eslint/eslint-plugin": {
       "version": "4.14.2",
       "resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-4.14.2.tgz",
@@ -2266,12 +2291,6 @@
         }
       }
     },
-    "sinon-chai": {
-      "version": "3.5.0",
-      "resolved": "https://registry.npmjs.org/sinon-chai/-/sinon-chai-3.5.0.tgz",
-      "integrity": "sha512-IifbusYiQBpUxxFJkR3wTU68xzBN0+bxCScEaKMjBvAQERg6FnTTc1F17rseLb1tjmkJ23730AXpFI0c47FgAg==",
-      "dev": true
-    },
     "slash": {
       "version": "3.0.0",
       "resolved": "https://registry.npmjs.org/slash/-/slash-3.0.0.tgz",
@@ -2521,6 +2540,18 @@
         "yn": "3.1.1"
       }
     },
+    "ts-sinon": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/ts-sinon/-/ts-sinon-2.0.1.tgz",
+      "integrity": "sha512-uI5huDCY6Gw6Yczmyd/Jcu8gZZYtWO0HakPShvDmlrgcywLyFZ7lgWt1y+gd/x79ReHh+rhMAJkhQkGRnPNikw==",
+      "dev": true,
+      "requires": {
+        "@types/node": "^14.6.1",
+        "@types/sinon": "^9.0.5",
+        "@types/sinon-chai": "^3.2.4",
+        "sinon": "^9.0.3"
+      }
+    },
     "tsc-watch": {
       "version": "4.2.9",
       "resolved": "https://registry.npmjs.org/tsc-watch/-/tsc-watch-4.2.9.tgz",
diff --git a/package.json b/package.json
index 9e7e283..0140f13 100644
--- a/package.json
+++ b/package.json
@@ -35,8 +35,8 @@
     "mocha": "8.2.1",
     "prettier": "2.2.1",
     "proxyquire": "2.1.3",
-    "sinon": "9.2.4",
-    "sinon-chai": "3.5.0",
+    "ts-sinon": "2.0.1",
+    "@types/sinon-chai": "3.2.5",
     "ts-node": "9.1.1",
     "tsc-watch": "^4.2.9",
     "typescript": "^4.1.3"