diff --git a/tupak/detector.py b/tupak/detector.py
index 9bb94c41cae9fc548c792c1d0fa704a9d2b26d57..ed0c694ced12b3c2151e32e1bfe9d7936d7916c9 100644
--- a/tupak/detector.py
+++ b/tupak/detector.py
@@ -247,7 +247,7 @@ class Interferometer(object):
             n = np.cos(self.__yarm_tilt) * np.cos(self.__yarm_azimuth) * e_long + np.cos(self.__yarm_tilt) \
                 * np.sin(self.__yarm_azimuth) * e_lat + np.sin(self.__yarm_tilt) * e_h
         else:
-            print('Not a recognized arm, aborting!')
+            logging.warning('Not a recognized arm, aborting!')
             return
         return n
 
@@ -372,18 +372,20 @@ class PowerSpectralDensity:
             self.amplitude_spectral_density_file = asd_file
             self.import_amplitude_spectral_density()
             if min(self.amplitude_spectral_density) < 1e-30:
-                print("You specified an amplitude spectral density file.")
-                print("{} WARNING {}".format("*" * 30, "*" * 30))
-                print("The minimum of the provided curve is {:.2e}.".format(min(self.amplitude_spectral_density)))
-                print("You may have intended to provide this as a power spectral density.")
+                logging.warning("You specified an amplitude spectral density file.")
+                logging.warning("{} WARNING {}".format("*" * 30, "*" * 30))
+                logging.warning("The minimum of the provided curve is {:.2e}.".format(
+                    min(self.amplitude_spectral_density)))
+                logging.warning("You may have intended to provide this as a power spectral density.")
         else:
             self.power_spectral_density_file = psd_file
             self.import_power_spectral_density()
             if min(self.power_spectral_density) > 1e-30:
-                print("You specified a power spectral density file.")
-                print("{} WARNING {}".format("*" * 30, "*" * 30))
-                print("The minimum of the provided curve is {:.2e}.".format(min(self.power_spectral_density)))
-                print("You may have intended to provide this as an amplitude spectral density.")
+                logging.warning("You specified a power spectral density file.")
+                logging.warning("{} WARNING {}".format("*" * 30, "*" * 30))
+                logging.warning("The minimum of the provided curve is {:.2e}.".format(
+                    min(self.power_spectral_density)))
+                logging.warning("You may have intended to provide this as an amplitude spectral density.")
 
     def import_amplitude_spectral_density(self):
         """