diff --git a/terraform/linux-webserver-with-loadbalancer/.terraform.lock.hcl b/terraform/linux-webserver-with-loadbalancer/.terraform.lock.hcl
index 3d5d750..331efb7 100644
--- a/terraform/linux-webserver-with-loadbalancer/.terraform.lock.hcl
+++ b/terraform/linux-webserver-with-loadbalancer/.terraform.lock.hcl
@@ -2,25 +2,32 @@
 # Manual edits may be lost in future updates.
 
 provider "registry.terraform.io/hashicorp/azurerm" {
-  version     = "3.67.0"
-  constraints = "~> 3.50"
+  version     = "4.57.0"
+  constraints = "~> 4.0"
   hashes = [
-    "h1:/P/C23oM6z8XfLUdit8Qos2lJmU7dPncHFYbPgwBQC0=",
-    "h1:8Y/Vji1CsutwV46elt63A8InRoWxoaqqT5MfZFyQTJM=",
-    "h1:avT/nxxzilnMJgYSn8/gP3HdQKPYv6DV/jtKL6Tfeis=",
-    "h1:hPsegPL+XzbJlIw7JwZfdby7FoOplPSiCKsK4N37vfo=",
-    "zh:1251620ab4422d7d99d197b90d4340cdbe12b147a61e72812f51b36f1dc3ec19",
-    "zh:3ff92a9be34003727e0f6e054e84a011b5fd69086cd4010e64448fae13346689",
-    "zh:4c756346347750bee17c7b0230e6c68b5a364dd64493b721330ac20c7ffa95dd",
-    "zh:70c450c6d1b52401396469c7ab2380bd441a98df8d969c0fbd9d1b9de428e3f2",
-    "zh:86cc77b87d3c59a60ed49cdeecb6ca7fa7a60ce44df08ba8c25d0f0538d04ef7",
-    "zh:8f07bebd7ff41643384e49878e5f87dde1363427e15654f682231710b9bad3c2",
-    "zh:8f76a448259c9eb268bea73b8d142bce633b6a3744218a95851d64405893716f",
-    "zh:9d1ebf32b736ec1997d7296b137e5f730a51cf0f339043c667657f95b1d99402",
-    "zh:a5098c4cdf6919bc6ce02f5d264b700107aa7eb554dc053af544932ce1ec453d",
-    "zh:ae40b553d47617d5eacf6a52ea244bb6a63366ec0fd653de42098d1e5a319ac5",
-    "zh:bb2a73dbb9c38921cde6539647de9dd62402f3633036e8480ce4386af529a757",
-    "zh:f569b65999264a9416862bca5cd2a6177d94ccb0424f3a4ef424428912b9cb3c",
+    "h1:3Lu2yg9jdoNdhbsfgtaWz8BNCaV7PpbTfqQSp8uuX8Y=",
+    "h1:D/Z3dsXoF9qdgiCtZzPYVhW8dBZirqMK/SuAvZfNE1E=",
+    "h1:Fa+0G/+9CtvcJHHHfblgOOKzyECXi62l8iq4lok3VXY=",
+    "h1:IlahLQWmfsrn3OP6JPajTEJKG3tB86JHdWibHiO6Bo8=",
+    "h1:NhgHn/RyZRDXMa7pEQlGv/9B+wjk48E+lvgq4asFKHs=",
+    "h1:PZDIRsZnoWMWYDrf18THI1a+xiaL3RZQZhHbpKb/wAE=",
+    "h1:WAVg3GubFr7WBWmWsG4+qbtuELHHXq5FGrRECozPUTU=",
+    "h1:WE4WVJWxOmTqgE77tctu6STEaG+6XRpriyMZL/DrZLk=",
+    "h1:WfT9jyYC5QM6q+rH2motTiBsown9Gwuh26NF4aG9nZ8=",
+    "h1:np64nM0m4G2QG4bqi2nZl3F72XhufPLApaP0oQ3GviA=",
+    "h1:rjN0+XlMl5wCVtwi2gGI6n3AbRwHFudCb+7szNFabm0=",
+    "zh:05e1cc7fee7829919b772ca6ce893d9c2abb3535ebff172df38f7358cdaf8f9e",
+    "zh:30122203abc381660582f989c9e53874bd9ff93e25476a5536ea0ae37dd51f4b",
+    "zh:4a90f008f7707d95f8f9aca90f140a9ca0e9506b0a6d436fe516de4026cacd86",
+    "zh:6d9e114b8aed06454b71fe91a0591cc6a16cd7acde3cb36a96e4aeaec06a315a",
+    "zh:7145c50facd9d40615fc63561ec21962feae3fa262239f9f1f1339581226104b",
+    "zh:78d5eefdd9e494defcb3c68d282b8f96630502cac21d1ea161f53cfe9bb483b3",
+    "zh:95f60557f1bc4210ecc3c11e2f86fe983ed7e4af19036616b605887c1195f2ac",
+    "zh:9722b3ab879a3457588af5f0dcd65e997263affe4b829e60ecd59dbef6239e70",
+    "zh:b891f295b018d058e8c6f841d923d5b30ba13b8208f2c20aacc70ba48c5cc0da",
+    "zh:cb7ff113ca0bd91ab76f9f7a492d6ce9c911d6c4deb8c8e263e38322b5ff861e",
+    "zh:ec2950bf003d29bee3fa87ab073d57fe14a4da52e9fc646fec27798b700cc8af",
+    "zh:f69899d9e1d570a560cfa97aebec3edc2b106f2ebc15dfdee473294dd8756deb",
   ]
 }
 
diff --git a/terraform/linux-webserver-with-loadbalancer/providers.tf b/terraform/linux-webserver-with-loadbalancer/providers.tf
index ddf12f3..5792026 100644
--- a/terraform/linux-webserver-with-loadbalancer/providers.tf
+++ b/terraform/linux-webserver-with-loadbalancer/providers.tf
@@ -2,7 +2,7 @@ terraform {
   required_providers {
     azurerm = {
       source  = "hashicorp/azurerm"
-      version = "~> 3.50"
+      version = "~> 4.0"
     }
   }
   required_version = ">= 1.1.0"