diff --git a/README.md b/README.md
index 7977044..a9c806f 100644
--- a/README.md
+++ b/README.md
@@ -156,6 +156,7 @@ I am using the [Powerlevel10k](https://github.com/romkatv/powerlevel10k) theme.
 - [YAML](https://marketplace.visualstudio.com/items?itemName=redhat.vscode-yaml)
 - [json2yaml](https://marketplace.visualstudio.com/items?itemName=tuxtina.json2yaml)
 - [HashiCorp HCL](https://marketplace.visualstudio.com/items?itemName=hashicorp.hcl)
+- [HCL Format](https://marketplace.visualstudio.com/items?itemName=fredwangwang.vscode-hcl-format)
 - [HashiCorp Terraform](https://marketplace.visualstudio.com/items?itemName=hashicorp.terraform)
 
 ## Alfred
diff --git a/run_once_before_10_vscode.sh b/run_once_before_10_vscode.sh
index 3f79689..4e2169b 100644
--- a/run_once_before_10_vscode.sh
+++ b/run_once_before_10_vscode.sh
@@ -15,6 +15,7 @@ extensions=(
   tuxtina.json2yaml
   hashicorp.terraform
   hashicorp.hcl
+  fredwangwang.vscode-hcl-format
 )
 
 if ! [ -x "$(command -v code)" ]; then