diff --git a/package-lock.json b/package-lock.json
index 5cb5d83..67926cd 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -24,7 +24,7 @@
         "@types/node": "^22.10.1",
         "@types/proxyquire": "^1.3.31",
         "@types/sinon": "^17.0.3",
-        "@types/sinon-chai": "^3.2.12",
+        "@types/sinon-chai": "^4.0.0",
         "@typescript-eslint/eslint-plugin": "^6.20.0",
         "chai": "^4.4.1",
         "chai-as-promised": "^8.0.1",
@@ -34,7 +34,7 @@
         "proxyquire": "^2.1.3",
         "rimraf": "^5.0.5",
         "sinon": "^19.0.2",
-        "sinon-chai": "^3.7.0",
+        "sinon-chai": "^4.0.0",
         "ts-node": "^10.9.2",
         "typescript": "^5.7.2"
       },
@@ -1418,6 +1418,17 @@
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       "dev": true
     },
+    "node_modules/@iobroker/testing/node_modules/sinon-chai": {
+      "version": "3.7.0",
+      "resolved": "https://registry.npmjs.org/sinon-chai/-/sinon-chai-3.7.0.tgz",
+      "integrity": "sha512-mf5NURdUaSdnatJx3uhoBOrY9dtL19fiOtAdT1Azxg3+lNJFiuN0uzaU3xX1LeAfL17kHQhTAJgpsfhbMJMY2g==",
+      "dev": true,
+      "license": "(BSD-2-Clause OR WTFPL)",
+      "peerDependencies": {
+        "chai": "^4.0.0",
+        "sinon": ">=4.0.0"
+      }
+    },
     "node_modules/@iobroker/types": {
       "version": "6.0.11",
       "resolved": "https://registry.npmjs.org/@iobroker/types/-/types-6.0.11.tgz",
@@ -1843,10 +1854,11 @@
       }
     },
     "node_modules/@types/sinon-chai": {
-      "version": "3.2.12",
-      "resolved": "https://registry.npmjs.org/@types/sinon-chai/-/sinon-chai-3.2.12.tgz",
-      "integrity": "sha512-9y0Gflk3b0+NhQZ/oxGtaAJDvRywCa5sIyaVnounqLvmf93yBF4EgIRspePtkMs3Tr844nCclYMlcCNmLCvjuQ==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/@types/sinon-chai/-/sinon-chai-4.0.0.tgz",
+      "integrity": "sha512-Uar+qk3TmeFsUWCwtqRNqNUE7vf34+MCJiQJR5M2rd4nCbhtE8RgTiHwN/mVwbfCjhmO6DiOel/MgzHkRMJJFg==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "@types/chai": "*",
         "@types/sinon": "*"
@@ -7050,12 +7062,13 @@
       }
     },
     "node_modules/sinon-chai": {
-      "version": "3.7.0",
-      "resolved": "https://registry.npmjs.org/sinon-chai/-/sinon-chai-3.7.0.tgz",
-      "integrity": "sha512-mf5NURdUaSdnatJx3uhoBOrY9dtL19fiOtAdT1Azxg3+lNJFiuN0uzaU3xX1LeAfL17kHQhTAJgpsfhbMJMY2g==",
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/sinon-chai/-/sinon-chai-4.0.0.tgz",
+      "integrity": "sha512-cWqO7O2I4XfJDWyWElAQ9D/dtdh5Mo0RHndsfiiYyjWnlPzBJdIvjCVURO4EjyYaC3BjV+ISNXCfTXPXTEIEWA==",
       "dev": true,
+      "license": "(BSD-2-Clause OR WTFPL)",
       "peerDependencies": {
-        "chai": "^4.0.0",
+        "chai": "^5.0.0",
         "sinon": ">=4.0.0"
       }
     },
diff --git a/package.json b/package.json
index e0fb3d4..fe9fb73 100644
--- a/package.json
+++ b/package.json
@@ -44,7 +44,7 @@
     "@types/node": "^22.10.1",
     "@types/proxyquire": "^1.3.31",
     "@types/sinon": "^17.0.3",
-    "@types/sinon-chai": "^3.2.12",
+    "@types/sinon-chai": "^4.0.0",
     "@typescript-eslint/eslint-plugin": "^6.20.0",
     "chai": "^4.4.1",
     "chai-as-promised": "^8.0.1",
@@ -54,7 +54,7 @@
     "proxyquire": "^2.1.3",
     "rimraf": "^5.0.5",
     "sinon": "^19.0.2",
-    "sinon-chai": "^3.7.0",
+    "sinon-chai": "^4.0.0",
     "ts-node": "^10.9.2",
     "typescript": "^5.7.2"
   },