diff --git a/DEPENDENCIES b/DEPENDENCIES
index 6c11afcf..4aea64a3 100644
--- a/DEPENDENCIES
+++ b/DEPENDENCIES
@@ -643,6 +643,7 @@ npm/npmjs/-/tree-kill/1.2.2, MIT, approved, clearlydefined
 npm/npmjs/-/ts-api-utils/1.3.0, MIT, approved, clearlydefined
 npm/npmjs/-/tsconfig-paths/4.2.0, MIT, approved, #7709
 npm/npmjs/-/tslib/2.6.2, 0BSD, approved, #9189
+npm/npmjs/-/tslib/2.6.3, 0BSD, approved, #9189
 npm/npmjs/-/tuf-js/2.2.1, MIT, approved, clearlydefined
 npm/npmjs/-/type-check/0.4.0, MIT, approved, clearlydefined
 npm/npmjs/-/type-fest/0.20.2, MIT OR (CC0-1.0 AND MIT), approved, clearlydefined
diff --git a/edc-policy-playground/package-lock.json b/edc-policy-playground/package-lock.json
index 78261e19..7ac6007f 100644
--- a/edc-policy-playground/package-lock.json
+++ b/edc-policy-playground/package-lock.json
@@ -21,7 +21,7 @@
         "@codemirror/state": "^6.4.0",
         "codemirror": "^6.0.1",
         "rxjs": "~7.8.0",
-        "tslib": "^2.3.0",
+        "tslib": "^2.6.3",
         "zone.js": "~0.14.0"
       },
       "devDependencies": {
@@ -209,6 +209,12 @@
         }
       }
     },
+    "node_modules/@angular-devkit/build-angular/node_modules/tslib": {
+      "version": "2.6.2",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",
+      "integrity": "sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q==",
+      "dev": true
+    },
     "node_modules/@angular-devkit/build-webpack": {
       "version": "0.1800.2",
       "resolved": "https://registry.npmjs.org/@angular-devkit/build-webpack/-/build-webpack-0.1800.2.tgz",
@@ -16079,10 +16085,9 @@
       }
     },
     "node_modules/tslib": {
-      "version": "2.6.2",
-      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.2.tgz",
-      "integrity": "sha512-AEYxH93jGFPn/a2iVAwW87VuUIkR1FVUKB77NwMF7nBTDkDrrT/Hpt/IrCJ0QXhW27jTBDcf5ZY7w6RiqTMw2Q==",
-      "license": "0BSD"
+      "version": "2.6.3",
+      "resolved": "https://registry.npmjs.org/tslib/-/tslib-2.6.3.tgz",
+      "integrity": "sha512-xNvxJEOUiWPGhUuUdQgAJPKOOJfGnIyKySOc09XkKsgdUV/3E2zvwZYdejjmRgPCgcym1juLH3226yA7sEFJKQ=="
     },
     "node_modules/tuf-js": {
       "version": "2.2.1",
diff --git a/edc-policy-playground/package.json b/edc-policy-playground/package.json
index 219fb3c3..c7edc69f 100644
--- a/edc-policy-playground/package.json
+++ b/edc-policy-playground/package.json
@@ -25,7 +25,7 @@
     "@codemirror/state": "^6.4.0",
     "codemirror": "^6.0.1",
     "rxjs": "~7.8.0",
-    "tslib": "^2.3.0",
+    "tslib": "^2.6.3",
     "zone.js": "~0.14.0"
   },
   "devDependencies": {