diff --git a/cli/internal/terraform/terraform/aws/variables.tf b/cli/internal/terraform/terraform/aws/variables.tf
index 584c3ddf7e..b554c601e4 100644
--- a/cli/internal/terraform/terraform/aws/variables.tf
+++ b/cli/internal/terraform/terraform/aws/variables.tf
@@ -5,6 +5,10 @@ variable "name" {
     condition     = length(var.name) <= 10
     error_message = "The length of the name of the Constellation must be <= 10 characters"
   }
+  validation {
+    condition     = var.name == lower(var.name)
+    error_message = "The name of the Constellation must be in lowercase"
+  }
 }
 
 variable "node_groups" {
diff --git a/internal/config/config.go b/internal/config/config.go
index 1e5711dbe8..8c896583e9 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -728,7 +728,7 @@ func (c *Config) Validate(force bool) error {
 		return err
 	}
 
-	if err := validate.RegisterTranslation("valid_name", trans, registerValidateNameError, c.translateValidateNameError); err != nil {
+	if err := validate.RegisterTranslation("valid_name", trans, c.registerValidateNameError, c.translateValidateNameError); err != nil {
 		return err
 	}
 
diff --git a/internal/config/config_test.go b/internal/config/config_test.go
index 5def7e9753..678730f71b 100644
--- a/internal/config/config_test.go
+++ b/internal/config/config_test.go
@@ -421,6 +421,16 @@ func TestValidate(t *testing.T) {
 			wantErr:      true,
 			wantErrCount: awsErrCount,
 		},
+		"AWS config with upper case name": {
+			cnf: func() *Config {
+				cnf := Default()
+				cnf.RemoveProviderAndAttestationExcept(cloudprovider.AWS)
+				cnf.Name = "testAWS"
+				return cnf
+			}(),
+			wantErr:      true,
+			wantErrCount: awsErrCount + 1,
+		},
 		"AWS config with correct region and zone format": {
 			cnf: func() *Config {
 				cnf := Default()
diff --git a/internal/config/validation.go b/internal/config/validation.go
index 54289dee0f..35a55727fd 100644
--- a/internal/config/validation.go
+++ b/internal/config/validation.go
@@ -711,7 +711,10 @@ func returnsTrue(_ validator.FieldLevel) bool {
 	return true
 }
 
-func registerValidateNameError(ut ut.Translator) error {
+func (c *Config) registerValidateNameError(ut ut.Translator) error {
+	if c.Provider.AWS != nil {
+		return ut.Add("validate_name", "{0} must be no more than {1} characters long and contain only lowercase letters", true)
+	}
 	return ut.Add("validate_name", "{0} must be no more than {1} characters long", true)
 }
 
@@ -731,7 +734,8 @@ func (c *Config) translateValidateNameError(ut ut.Translator, fe validator.Field
 // This also allows us to eventually add more validation rules for constellation names if necessary.
 func (c *Config) validateName(fl validator.FieldLevel) bool {
 	if c.Provider.AWS != nil {
-		return len(fl.Field().String()) <= constants.AWSConstellationNameLength
+		name := fl.Field().String()
+		return strings.ToLower(name) == name && len(name) <= constants.AWSConstellationNameLength
 	}
 	return len(fl.Field().String()) <= constants.ConstellationNameLength
 }