diff --git a/terraform/Dockerfile b/terraform/Dockerfile
index 7bde0b0df..9f17d59d7 100644
--- a/terraform/Dockerfile
+++ b/terraform/Dockerfile
@@ -1,5 +1,5 @@
 # renovate: datasource=github-releases depName=hashicorp/terraform
-ARG TERRAFORM_VERSION=1.4.6
+ARG TERRAFORM_VERSION=1.6.3
 
 FROM hashicorp/terraform:${TERRAFORM_VERSION} as source
 FROM alpine:3.18