diff --git a/scos_actions/actions/interfaces/measurement_action.py b/scos_actions/actions/interfaces/measurement_action.py
index c5241f84..c52f1724 100644
--- a/scos_actions/actions/interfaces/measurement_action.py
+++ b/scos_actions/actions/interfaces/measurement_action.py
@@ -51,21 +51,16 @@ def create_capture_segment(
         )
         sensor_cal = self.sensor.sensor_calibration_data
         # Set calibration metadata if it exists
-        if (
-            sensor_cal is not None
-            and measurement_result["applied_calibration"] is not None
-        ):
-            capture_segment.sensor_calibration = self.get_calibration(
-                measurement_result
-            )
+        cal_meta = self.get_calibration(measurement_result)
+        if cal_meta is not None:
+            capture_segment.sensor_calibration = cal_meta
         return capture_segment
 
     def get_calibration(self, measurement_result: dict) -> ntia_sensor.Calibration:
         cal_meta = None
         if (
-            self.sensor.sensor_calibration_data
-            is measurement_result["applied_calibration"]
-            is not None
+            self.sensor.sensor_calibration_data is not None
+            and measurement_result["applied_calibration"] is not None
         ):
             cal_meta = ntia_sensor.Calibration(
                 datetime=self.sensor.sensor_calibration_data["datetime"],
@@ -120,12 +115,6 @@ def create_metadata(
             self.sigmf_builder.set_classification(measurement_result["classification"])
         except KeyError:
             logger.warning(warning_str.format("classification"))
-        try:
-            self.sigmf_builder.set_last_calibration_time(
-                measurement_result["calibration_datetime"]
-            )
-        except KeyError:
-            logger.warning(warning_str.format("calibration_datetime"))
         try:
             cap = measurement_result["capture_segment"]
             logger.debug(f"Adding capture:{cap}")
diff --git a/scos_actions/hardware/sensor.py b/scos_actions/hardware/sensor.py
index 18adfeaa..6179c421 100644
--- a/scos_actions/hardware/sensor.py
+++ b/scos_actions/hardware/sensor.py
@@ -363,7 +363,8 @@ def acquire_time_domain_samples(
                     measurement_result["applied_calibration"]["compression_point"] = (
                         self.sensor_calibration_data["compression_point"]
                     )
-
+                applied_cal = measurement_result["applied_calibration"]
+                logger.debug(f"Setting applied_calibration to: {applied_cal}")
             else:
                 # No sensor calibration exists
                 msg = "Unable to scale samples without sensor calibration data"
diff --git a/scos_actions/metadata/sigmf_builder.py b/scos_actions/metadata/sigmf_builder.py
index 2ed489e7..1e6106df 100644
--- a/scos_actions/metadata/sigmf_builder.py
+++ b/scos_actions/metadata/sigmf_builder.py
@@ -426,11 +426,6 @@ def add_annotation(self, start_index, length, annotation_md):
             start_index=start_index, length=length, metadata=annotation_md
         )
 
-    def set_last_calibration_time(self, last_cal_time):
-        self.sigmf_md.set_global_field(
-            "ntia-sensor:calibration_datetime", last_cal_time
-        )
-
     def add_to_global(self, key, value):
         self.sigmf_md.set_global_field(key, value)