diff --git a/openvidu-server/src/dashboard/package-lock.json b/openvidu-server/src/dashboard/package-lock.json
index ab3755b0..4eaea2af 100644
--- a/openvidu-server/src/dashboard/package-lock.json
+++ b/openvidu-server/src/dashboard/package-lock.json
@@ -212,11 +212,12 @@
       "integrity": "sha512-jB8+SC3vMztW5zt5UYVmtVwqIWE33UyEjbP5JPba3I3bLRK5E059LcJmN1rSdJHItgIAdG9Y1I0WJ6aiSFyp4Q=="
     },
     "@angular/cdk": {
-      "version": "9.0.0",
-      "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-9.0.0.tgz",
-      "integrity": "sha512-2kYpyYbewIB6fubSIDMvSprJLNplRZoL/AtXW3od4dLyRxtzX+7iWTAtzUG/dhq8CKev0lpd1HENh5lLR/Lhjw==",
+      "version": "8.2.3",
+      "resolved": "https://registry.npmjs.org/@angular/cdk/-/cdk-8.2.3.tgz",
+      "integrity": "sha512-ZwO5Sn720RA2YvBqud0JAHkZXjmjxM0yNzCO8RVtRE9i8Gl26Wk0j0nQeJkVm4zwv2QO8MwbKUKGTMt8evsokA==",
       "requires": {
-        "parse5": "^5.0.0"
+        "parse5": "^5.0.0",
+        "tslib": "^1.7.1"
       }
     },
     "@angular/cli": {
@@ -387,9 +388,12 @@
       "dev": true
     },
     "@angular/material": {
-      "version": "9.0.0",
-      "resolved": "https://registry.npmjs.org/@angular/material/-/material-9.0.0.tgz",
-      "integrity": "sha512-QxN2rmR5mvg2YE1NoIGWLpbnmcJq0iFidzy6odzvN17+XkoCJBZ65IdYsHrJgfwGpoIy6bywuixrDHHcSh9I5w=="
+      "version": "8.2.3",
+      "resolved": "https://registry.npmjs.org/@angular/material/-/material-8.2.3.tgz",
+      "integrity": "sha512-SOczkIaqes+r+9XF/UUiokidfFKBpHkOPIaFK857sFD0FBNPvPEpOr5oHKCG3feERRwAFqHS7Wo2ohVEWypb5A==",
+      "requires": {
+        "tslib": "^1.7.1"
+      }
     },
     "@angular/platform-browser": {
       "version": "9.0.0",
diff --git a/openvidu-server/src/dashboard/package.json b/openvidu-server/src/dashboard/package.json
index 167d12eb..944dea5d 100644
--- a/openvidu-server/src/dashboard/package.json
+++ b/openvidu-server/src/dashboard/package.json
@@ -1,13 +1,13 @@
 {
   "dependencies": {
     "@angular/animations": "9.0.0",
-    "@angular/cdk": "9.0.0",
+    "@angular/cdk": "8.2.3",
     "@angular/common": "9.0.0",
     "@angular/compiler": "9.0.0",
     "@angular/core": "9.0.0",
     "@angular/flex-layout": "9.0.0-beta.29",
     "@angular/forms": "9.0.0",
-    "@angular/material": "9.0.0",
+    "@angular/material": "8.2.3",
     "@angular/platform-browser": "9.0.0",
     "@angular/platform-browser-dynamic": "9.0.0",
     "@angular/router": "9.0.0",