diff --git a/2021/Day1/Terraform/main.tf b/2021/Day1/Terraform/main.tf
new file mode 100644
index 0000000..e1cc421
--- /dev/null
+++ b/2021/Day1/Terraform/main.tf
@@ -0,0 +1,10 @@
+locals {
+    raw = file("../input.txt")
+    nums = split("\n", local.raw)
+    increments = [for i, num in local.nums: i > 0 ? local.nums[i] > local.nums[i - 1] ? 1 : 0 : 0]
+    counts = sum(local.increments)
+}
+
+output "result" {
+    value = local.counts
+}
\ No newline at end of file
diff --git a/README.md b/README.md
index 8bf7347..67baf7c 100644
--- a/README.md
+++ b/README.md
@@ -32,3 +32,9 @@ Node.js needs to be installed as a runtime.
 ```sh
 sb run main.sb
 ```
+
+### Terraform
+
+```
+terraform plan
+```
\ No newline at end of file