diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index cc105ab..a99cffa 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -10,7 +10,7 @@ jobs:
       - uses: actions/checkout@master
       - uses: hashicorp/setup-terraform@v1
         with:
-          terraform_version: 1.3.0
+          terraform_version: 1.7.4
       - id: Init
         run: terraform init -no-color
       - id: Fmt
diff --git a/main.tf b/main.tf
index fc0cc6a..7007eae 100644
--- a/main.tf
+++ b/main.tf
@@ -51,12 +51,12 @@ resource "aws_iam_role_policy_attachment" "lambda_insights" {
 }
 
 # S3 object to hold the deployed artifact
-resource "aws_s3_bucket_object" "lambda_deploy_object" {
-  count       = var.image_uri == null ? 1 : 0
-  bucket      = local.deployment_bucket_id
-  key         = "${var.name}/${local.deploy_artifact_key}"
-  source      = var.path
-  source_hash = md5(local.source_hash)
+resource "aws_s3_object" "lambda_deploy_object" {
+  count  = var.image_uri == null ? 1 : 0
+  bucket = local.deployment_bucket_id
+  key    = "${var.name}/${local.deploy_artifact_key}"
+  source = var.path
+  etag   = md5(local.source_hash)
   tags = merge(var.tags, {
     GitSHA = var.git_sha
   })
@@ -78,8 +78,8 @@ resource "aws_lambda_function" "lambda" {
   runtime                        = var.runtime
   package_type                   = var.image_uri == null ? "Zip" : "Image"
   s3_bucket                      = var.image_uri == null ? local.deployment_bucket_id : null
-  s3_key                         = var.image_uri == null ? aws_s3_bucket_object.lambda_deploy_object[0].key : null
-  s3_object_version              = var.image_uri == null ? aws_s3_bucket_object.lambda_deploy_object[0].version_id : null
+  s3_key                         = var.image_uri == null ? aws_s3_object.lambda_deploy_object[0].key : null
+  s3_object_version              = var.image_uri == null ? aws_s3_object.lambda_deploy_object[0].version_id : null
   image_uri                      = var.image_uri
   tags                           = var.tags
   timeout                        = var.timeout