diff --git a/ingestion.tf b/ingestion.tf
index 3acf7d9..fe7796c 100644
--- a/ingestion.tf
+++ b/ingestion.tf
@@ -115,4 +115,30 @@ resource "aws_sns_topic" "sonde_telem" {
   }
 }
 EOF
+}
+
+
+// SNS to MQTT
+
+resource "aws_lambda_function" "sns_to_mqtt" {
+  function_name    = "sns-to-mqtt"
+  handler          = "lambda_function.lambda_handler"
+  filename         = "${path.module}/sns-to-mqtt/Archive.zip" # this should get replaced out when we make a proper build chain
+  publish          = true
+  memory_size      = 128
+  role             = aws_iam_role.basic_lambda_role.arn
+  runtime          = "python3.9"
+  timeout          = 3
+  architectures    = ["arm64"]
+  lifecycle {
+    ignore_changes = [environment]
+  }
+
+}
+
+resource "aws_lambda_permission" "sns_to_mqtt" {
+  action        = "lambda:InvokeFunction"
+  function_name = aws_lambda_function.station.arn
+  principal     = "apigateway.amazonaws.com"
+  source_arn    = aws_sns_topic.sonde_telem.arn
 }
\ No newline at end of file