diff --git a/examples/main_fof.c b/examples/main_fof.c
index 1bdafb48ce984bbad792df00569de6e544653bb1..5a8c03ae5eb71d7aceb137d5c9f01fa07d2dc539 100644
--- a/examples/main_fof.c
+++ b/examples/main_fof.c
@@ -993,7 +993,7 @@ int main(int argc, char *argv[]) {
 #endif
 
     /* Initialise the particles */
-    engine_init_particles(&e, flag_entropy_ICs, clean_smoothing_length_values, 1);
+    engine_init_particles(&e, flag_entropy_ICs, clean_smoothing_length_values, 0);
 
     /* Perform first FOF search after the first snapshot dump. */
     fof_search_tree(&s);