diff --git a/sample/Archiving/package.json b/sample/Archiving/package.json
index 10927245..e8f5ec21 100644
--- a/sample/Archiving/package.json
+++ b/sample/Archiving/package.json
@@ -11,6 +11,6 @@
   "dependencies": {
     "body-parser": "^1.19.0",
     "ejs": "^2.5.5",
-    "express": "^4.16.0"
+    "express": "^4.20.0"
   }
 }
diff --git a/sample/Broadcast/package.json b/sample/Broadcast/package.json
index a5634b09..3b536ebb 100644
--- a/sample/Broadcast/package.json
+++ b/sample/Broadcast/package.json
@@ -11,6 +11,6 @@
   "dependencies": {
     "body-parser": "^1.19.0",
     "ejs": "^2.5.5",
-    "express": "^4.16.0"
+    "express": "^4.20.0"
   }
 }
diff --git a/sample/HelloWorld/package.json b/sample/HelloWorld/package.json
index f1b08f38..4e4980f2 100644
--- a/sample/HelloWorld/package.json
+++ b/sample/HelloWorld/package.json
@@ -9,7 +9,7 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "express": "^4.16.0",
+    "express": "^4.20.0",
     "ejs": "^2.5.5"
   }
 }
diff --git a/sample/SipInterconnect/package.json b/sample/SipInterconnect/package.json
index 9833a435..98d2bdd2 100755
--- a/sample/SipInterconnect/package.json
+++ b/sample/SipInterconnect/package.json
@@ -8,7 +8,7 @@
   "dependencies": {
     "body-parser": "~1.19.0",
     "ejs": "^2.5.5",
-    "express": "~4.19.0",
+    "express": "~4.20.0",
     "opentok": "^2.3.2",
     "request": "^2.73.0"
   }