diff --git a/infra/dirty_lambda.tf b/infra/dirty_lambda.tf
index 3321aa3bd..4200c1512 100644
--- a/infra/dirty_lambda.tf
+++ b/infra/dirty_lambda.tf
@@ -4,7 +4,7 @@ resource "aws_lambda_function" "dirty" {
 
   timeout = 5
   handler = "main.handler"
-  runtime = "nodejs8.10"
+  runtime = "nodejs10.x"
 
   role = aws_iam_role.iam_for_lambda_dirty.arn
 
diff --git a/infra/google_key_updater.tf b/infra/google_key_updater.tf
index b1d1e6091..5e7f27a6b 100644
--- a/infra/google_key_updater.tf
+++ b/infra/google_key_updater.tf
@@ -14,7 +14,7 @@ resource "aws_lambda_function" "google_key_updater" {
   # TODO: need a big *ss timeout on this one
   timeout = 5
   handler = "main.handler"
-  runtime = "nodejs8.10"
+  runtime = "nodejs10.x"
 
   role = aws_iam_role.iam_for_lambda_google_key_updater.arn
 
diff --git a/infra/unsplash_lambda.tf b/infra/unsplash_lambda.tf
index c31b0a0da..30b45cd26 100644
--- a/infra/unsplash_lambda.tf
+++ b/infra/unsplash_lambda.tf
@@ -7,7 +7,7 @@ resource "aws_lambda_function" "unsplash" {
   function_name = var.unsplash_name
   filename      = data.external.build-function-unsplash.result.build_function_zip_path
   handler       = "main.handler"
-  runtime       = "nodejs8.10"
+  runtime       = "nodejs10.x"
   timeout       = 10
 
   role = aws_iam_role.iam_for_unsplash_lambda.arn