diff --git a/init.tf b/init.tf
index d900824..b9a7971 100644
--- a/init.tf
+++ b/init.tf
@@ -99,7 +99,7 @@ resource "null_resource" "kustomization" {
         location                   = var.location
         traefik_acme_tls           = var.traefik_acme_tls
         traefik_acme_email         = var.traefik_acme_email
-        traefik_additionalOptions  = var.traefik_additionalOptions
+        traefik_additional_options  = var.traefik_additional_options
     })
     destination = "/tmp/post_install/traefik.yaml"
   }
diff --git a/templates/traefik_config.yaml.tpl b/templates/traefik_config.yaml.tpl
index 098d754..05fc68d 100644
--- a/templates/traefik_config.yaml.tpl
+++ b/templates/traefik_config.yaml.tpl
@@ -24,7 +24,7 @@ spec:
       - "--entryPoints.websecure.proxyProtocol.trustedIPs=127.0.0.1/32,10.0.0.0/8"
       - "--entryPoints.web.forwardedHeaders.trustedIPs=127.0.0.1/32,10.0.0.0/8"
       - "--entryPoints.websecure.forwardedHeaders.trustedIPs=127.0.0.1/32,10.0.0.0/8"
-%{ for option in traefik_additionalOptions ~}
+%{ for option in traefik_additional_options ~}
       - "${option}"
 %{ endfor ~}
 %{ if traefik_acme_tls ~}
diff --git a/terraform.tfvars.example b/terraform.tfvars.example
index b68f576..41e9484 100644
--- a/terraform.tfvars.example
+++ b/terraform.tfvars.example
@@ -92,5 +92,5 @@ load_balancer_type        = "lb11"
 # ]
 
 # If you want to configure additional Arguments for traefik, enter them here as a list and in the form of traefik CLI arguments; see https://doc.traefik.io/traefik/reference/static-configuration/cli/
-# Example: traefik_additionalOptions = ["--log.level=DEBUG", "--tracing=true"]
-# traefik_additionalOptions = []
+# Example: traefik_additional_options = ["--log.level=DEBUG", "--tracing=true"]
+# traefik_additional_options = []
diff --git a/variables.tf b/variables.tf
index b25f7e5..b299dea 100644
--- a/variables.tf
+++ b/variables.tf
@@ -121,7 +121,7 @@ variable "extra_firewall_rules" {
   description = "Additional firewall rules to apply to the cluster"
 }
 
-variable "traefik_additionalOptions" {
+variable "traefik_additional_options" {
   type    = list(string)
   default = []
 }