diff --git a/vm-centos/main.tf b/vm-centos/main.tf
index db01504..c2d350f 100644
--- a/vm-centos/main.tf
+++ b/vm-centos/main.tf
@@ -10,7 +10,7 @@ resource "random_id" "randomMachineId" {
 resource "random_password" "password" {
   length = 16
   special = true
-  override_special = "_%@"
+  override_special = "_!@"
   upper = true
   lower = true
   min_lower = 2
diff --git a/vm-qdc/main.tf b/vm-qdc/main.tf
index c2064a8..ecf1108 100644
--- a/vm-qdc/main.tf
+++ b/vm-qdc/main.tf
@@ -10,7 +10,7 @@ resource "random_id" "randomMachineId" {
 resource "random_password" "password" {
   length = 16
   special = true
-  override_special = "_%@"
+  override_special = "_!@"
   upper = true
   lower = true
   min_lower = 2
diff --git a/vm-ubuntu/main.tf b/vm-ubuntu/main.tf
index a8161e1..70e5842 100644
--- a/vm-ubuntu/main.tf
+++ b/vm-ubuntu/main.tf
@@ -10,7 +10,7 @@ resource "random_id" "randomMachineId" {
 resource "random_password" "password" {
   length = 16
   special = true
-  override_special = "_%@"
+  override_special = "_!@"
   upper = true
   lower = true
   min_lower = 2
diff --git a/vm-win/main.tf b/vm-win/main.tf
index 6aef237..a12155a 100644
--- a/vm-win/main.tf
+++ b/vm-win/main.tf
@@ -10,7 +10,7 @@ resource "random_id" "randomMachineId" {
 resource "random_password" "password" {
   length = 16
   special = true
-  override_special = "_%@"
+  override_special = "_!@"
   upper = true
   lower = true
   min_lower = 2