diff --git a/package-lock.json b/package-lock.json
index 1d9de93..dc1b9c4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,9 +13,9 @@
       ]
     },
     "node_modules/@types/sinon": {
-      "version": "10.0.11",
-      "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-10.0.11.tgz",
-      "integrity": "sha512-dmZsHlBsKUtBpHriNjlK0ndlvEh8dcb9uV9Afsbt89QIyydpC7NcR+nWlAhASfy3GHnxTl4FX/aKE7XZUt/B4g==",
+      "version": "10.0.20",
+      "resolved": "https://registry.npmjs.org/@types/sinon/-/sinon-10.0.20.tgz",
+      "integrity": "sha512-2APKKruFNCAZgx3daAyACGzWuJ028VVCUDk6o2rw/Z4PXT0ogwdV4KUegW0MwVs0Zu59auPXbbuBJHF12Sx1Eg==",
       "dev": true,
       "dependencies": {
         "@types/sinonjs__fake-timers": "*"
@@ -39,14 +39,14 @@
       "version": "1.0.0",
       "license": "ISC",
       "devDependencies": {
-        "@types/sinon": "10.0.11"
+        "@types/sinon": "10.0.20"
       }
     },
     "packages/pkg-b": {
       "version": "1.0.0",
       "license": "ISC",
       "devDependencies": {
-        "@types/sinon": "^10.0.11"
+        "@types/sinon": "^10.0.20"
       }
     }
   }
diff --git a/packages/pkg-a/package.json b/packages/pkg-a/package.json
index ecaeac2..4a36d26 100644
--- a/packages/pkg-a/package.json
+++ b/packages/pkg-a/package.json
@@ -7,7 +7,7 @@
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "devDependencies": {
-   "@types/sinon": "10.0.11"
+   "@types/sinon": "10.0.20"
   },
   "author": "",
   "license": "ISC"