diff --git a/cpdctrl/measurement.py b/cpdctrl/measurement.py
index 00a5d66..c528145 100644
--- a/cpdctrl/measurement.py
+++ b/cpdctrl/measurement.py
@@ -141,6 +141,10 @@ def measure(
                 elif type(recv) == tuple and recv[0] == "led_script":
                     log.info(f"Received 'led_script', replacing script")
                     led_script = recv[1]
+                elif type(recv) == tuple and recv[0] == "metadata":
+                    log.info(f"Received 'metadata', updating metadata")
+                    data.metadata |= recv[1]
+                    data.write_metadata()
                 else:
                     log.error(f"Received invalid message: '{recv}'")