diff --git a/examples/EAGLE_low_z/EAGLE_6/eagle_6.yml b/examples/EAGLE_low_z/EAGLE_6/eagle_6.yml
index 0c993af67652a5c81489e0827ab4e246b586e05b..c03f11b81c700515ce723d70ed9fc3ce11557109 100644
--- a/examples/EAGLE_low_z/EAGLE_6/eagle_6.yml
+++ b/examples/EAGLE_low_z/EAGLE_6/eagle_6.yml
@@ -69,7 +69,7 @@ FOF:
   linking_length_ratio:            0.2         # Linking length in units of the main inter-particle separation.
   black_hole_seed_halo_mass_Msun:  1.5e10      # Minimal halo mass in which to seed a black hole (in solar masses).
   absolute_linking_length:         -1.         # (Optional) Absolute linking length (in internal units)
-  run_freq:                        100         # (Optional) The no. of steps between each FOF search.
+  run_freq:                        10          # (Optional) The no. of steps between each FOF search.
   group_id_default:                2147483647  # (Optional) Sets the group ID of particles in groups below the minimum size. Defaults to 2^31 - 1 if unspecified. Has to be positive.
   group_id_offset:                 1           # (Optional) Sets the offset of group ID labeling. Defaults to 1 if unspecified.
 
@@ -80,6 +80,10 @@ InitialConditions:
   cleanup_h_factors: 1               # Remove the h-factors inherited from Gadget
   cleanup_velocity_factors: 1        # Remove the sqrt(a) factor in the velocities inherited from Gadget
 
+# EAGLE black hole seeding parameters
+EAGLEBlackHoles:
+  seed_halo_mass:   1.5e10 # The minimum group mass required for black hole seeding
+
 EAGLEChemistry: 	     # Solar abundances
   init_abundance_metal:      0.014
   init_abundance_Hydrogen:   0.70649785
@@ -171,4 +175,3 @@ EAGLEAGN:
   coupling_efficiency:              0.15       # Fraction of the radiated energy that couples to the gas in feedback events.
   AGN_delta_T_K:                    3.16228e8  # Change in temperature to apply to the gas particle in an AGN feedback event in Kelvin.
   AGN_num_ngb_to_heat:              1.         # Target number of gas neighbours to heat in an AGN feedback event.
-
diff --git a/src/single_io.c b/src/single_io.c
index 4dda6ad724cbcd111faa61a1d9d35a0098d85d95..4125b1ba91551a63af98e0286aa3d80be076716d 100644
--- a/src/single_io.c
+++ b/src/single_io.c
@@ -444,8 +444,6 @@ void read_ic_single(const char* fileName,
   for (int ptype = 0; ptype < swift_type_count; ++ptype)
     N[ptype] = (numParticles[ptype]) + (numParticles_highWord[ptype] << 32);
 
-  N[5] = 0;
-
   /* Get the box size if not cubic */
   dim[0] = boxSize[0];
   dim[1] = (boxSize[1] < 0) ? boxSize[0] : boxSize[1];