diff --git a/pyaml/diagnostics/chromaticity_monitor.py b/pyaml/diagnostics/chromaticity_monitor.py
index ab60b6a6..550749ed 100644
--- a/pyaml/diagnostics/chromaticity_monitor.py
+++ b/pyaml/diagnostics/chromaticity_monitor.py
@@ -224,14 +224,14 @@ def measure(
 
         # Get devices
         self.check_peer()
-        tm = self._peer.get_betatron_tune_monitor(self._cfg.betatron_tune_name)
-        rf = self._peer.get_rf_plant(self._cfg.rf_plant_name)
+        tm = self.peer.get_betatron_tune_monitor(self._cfg.betatron_tune_name)
+        rf = self.peer.get_rf_plant(self._cfg.rf_plant_name)
         bpms = None
         n_bpm = 0
         orbit = None
         if fit_dispersion and fit_disp_order is not None and self._cfg.bpm_array_name is not None:
             # For dispersion fit
-            bpms = self._peer.get_bpms(self._cfg.bpm_array_name)
+            bpms = self.peer.get_bpms(self._cfg.bpm_array_name)
             n_bpm = len(bpms)
 
         f0 = rf.frequency.get()
diff --git a/pyaml/tuning_tools/chromaticity.py b/pyaml/tuning_tools/chromaticity.py
index c1d3dea0..a06ab569 100644
--- a/pyaml/tuning_tools/chromaticity.py
+++ b/pyaml/tuning_tools/chromaticity.py
@@ -95,12 +95,12 @@ def load(self, load_path: Path):
     @property
     def _cm(self) -> "ChomaticityMonitor":
         self.check_peer()
-        return self._peer.get_chromaticity_monitor(self._cfg.chromaticty_monitor_name)
+        return self.peer.get_chromaticity_monitor(self._cfg.chromaticty_monitor_name)
 
     @property
     def _sextu(self) -> "MagnetArray":
         self.check_peer()
-        return self._peer.get_magnets(self._cfg.sextu_array_name)
+        return self.peer.get_magnets(self._cfg.sextu_array_name)
 
     def get(self):
         """