diff --git a/package-lock.json b/package-lock.json
index 9109570..07ee387 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -161,10 +161,13 @@
             "dev": true
         },
         "@types/sinon": {
-            "version": "7.5.0",
-            "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-7.5.0.tgz",
-            "integrity": "sha512-NyzhuSBy97B/zE58cDw4NyGvByQbAHNP9069KVSgnXt/sc0T6MFRh0InKAeBVHJWdSXG1S3+PxgVIgKo9mTHbw==",
-            "dev": true
+            "version": "9.0.0",
+            "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-9.0.0.tgz",
+            "integrity": "sha512-v2TkYHkts4VXshMkcmot/H+ERZ2SevKa10saGaJPGCJ8vh3lKrC4u663zYEeRZxep+VbG6YRDtQ6gVqw9dYzPA==",
+            "dev": true,
+            "requires": {
+                "@types/sinonjs__fake-timers": "*"
+            }
         },
         "@types/sinon-chai": {
             "version": "3.2.3",
@@ -176,6 +179,12 @@
                 "@types/sinon": "*"
             }
         },
+        "@types/sinonjs__fake-timers": {
+            "version": "6.0.1",
+            "resolved": "https://registry.npmjs.org/@types/sinonjs__fake-timers/-/sinonjs__fake-timers-6.0.1.tgz",
+            "integrity": "sha512-yYezQwGWty8ziyYLdZjwxyMb0CZR49h8JALHGrxjQHWlqGgc8kLdHEgWrgL0uZ29DMvEVBDnHU2Wg36zKSIUtA==",
+            "dev": true
+        },
         "aggregate-error": {
             "version": "3.0.0",
             "resolved": "https://registry.npmjs.org/aggregate-error/-/aggregate-error-3.0.0.tgz",
@@ -1925,9 +1934,9 @@
             "dev": true
         },
         "typescript": {
-            "version": "3.6.4",
-            "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.4.tgz",
-            "integrity": "sha512-unoCll1+l+YK4i4F8f22TaNVPRHcD9PA3yCuZ8g5e0qGqlVlJ/8FSateOLLSagn+Yg5+ZwuPkL8LFUc0Jcvksg=="
+            "version": "3.8.3",
+            "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.8.3.tgz",
+            "integrity": "sha512-MYlEfn5VrLNsgudQTVJeNaQFUAI7DkhnOjdpAp4T+ku1TfQClewlbSuTVHiA+8skNBgaf02TL/kLOvig4y3G8w=="
         },
         "validate-npm-package-license": {
             "version": "3.0.4",
diff --git a/package.json b/package.json
index 577bc4c..5651dbd 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
         "@types/mocha": "^5.2.7",
         "@types/mz": "0.0.32",
         "@types/node": "^12.11.7",
-        "@types/sinon": "^7.5.0",
+        "@types/sinon": "^9.0.0",
         "@types/sinon-chai": "^3.2.3",
         "chai": "^4.2.0",
         "del": "^5.1.0",