diff --git a/gstlal-inspiral/python/stats/inspiral_extrinsics.py b/gstlal-inspiral/python/stats/inspiral_extrinsics.py
index 50fd106c063533a4a88be821574cb0420d7e097f..b3519cb75d0902b04698676aba3101afd6b810a8 100644
--- a/gstlal-inspiral/python/stats/inspiral_extrinsics.py
+++ b/gstlal-inspiral/python/stats/inspiral_extrinsics.py
@@ -1977,6 +1977,7 @@ class InspiralExtrinsics(object):
 	p_of_ifos[("H1", "L1",)] = p_of_instruments_given_horizons.from_hdf5(os.path.join(gstlal_config_paths["pkgdatadir"], "H1L1_p_of_instruments_given_H_d.h5"))
 	p_of_ifos[("H1", "V1",)] = p_of_instruments_given_horizons.from_hdf5(os.path.join(gstlal_config_paths["pkgdatadir"], "H1V1_p_of_instruments_given_H_d.h5"))
 	p_of_ifos[("L1", "V1",)] = p_of_instruments_given_horizons.from_hdf5(os.path.join(gstlal_config_paths["pkgdatadir"], "L1V1_p_of_instruments_given_H_d.h5"))
+	p_of_ifos[("H1", "K1",)] = p_of_instruments_given_horizons.from_hdf5(os.path.join(gstlal_config_paths["pkgdatadir"], "H1K1_p_of_instruments_given_H_d.h5"))
 
 	def __init__(self, min_instruments = 1, filename = None):
 		#