diff --git a/examples/tutorials/basic_ptmcmc_tutorial.ipynb b/examples/tutorials/basic_ptmcmc_tutorial.ipynb
index cdae281fac82fafb0075b484a2decc4a9a427fc0..1c1874afcc904e28c02aaecbacf32e1d5966a221 100644
--- a/examples/tutorials/basic_ptmcmc_tutorial.ipynb
+++ b/examples/tutorials/basic_ptmcmc_tutorial.ipynb
@@ -61,7 +61,7 @@
     "# spins of both black holes (a, tilt, phi), etc.\n",
     "injection_parameters = dict(\n",
     "    mass_1=36., mass_2=29., a_1=0.4, a_2=0.3, tilt_1=0.5, tilt_2=1.0,\n",
-    "    phi_12=1.7, phi_jl=0.3, luminosity_distance=2000., iota=0.4, psi=2.659,\n",
+    "    phi_12=1.7, phi_jl=0.3, luminosity_distance=2000., theta_jn=0.4, psi=2.659,\n",
     "    phase=1.3, geocent_time=1126259642.413, ra=1.375, dec=-1.2108)\n",
     "\n",
     "# Fixed arguments passed into the source model\n",
diff --git a/examples/tutorials/compare_samplers.ipynb b/examples/tutorials/compare_samplers.ipynb
index 3799bfab9c14ec7e739bd753a2e68187ea1fd8eb..9b3c42f8dcb1a7533f09439fb155a8d4cda7df89 100644
--- a/examples/tutorials/compare_samplers.ipynb
+++ b/examples/tutorials/compare_samplers.ipynb
@@ -40,7 +40,7 @@
     "phi_12=0,                            # azimuthal angle between primary and secondary spin (radians)\n",
     "phi_jl=0,                            # azimuthal angle between total angular momentum and orbital angular momentum (radians)\n",
     "luminosity_distance=100.,            # luminosity distance to source (Mpc)\n",
-    "iota=0.4,                            # inclination angle between line of sight and orbital angular momentum (radians)\n",
+    "theta_jn=0.4,                        # inclination angle between line of sight and orbital angular momentum (radians)\n",
     "phase=1.3,                           # phase (radians)\n",
     "waveform_approximant='IMRPhenomPv2', # waveform approximant name\n",
     "reference_frequency=50.,             # gravitational waveform reference frequency (Hz)\n",