diff --git a/src/main.f90 b/src/main.f90
index aa1fda5..6f48fcf 100644
--- a/src/main.f90
+++ b/src/main.f90
@@ -360,7 +360,7 @@ contains
     call limiter_set_globals(data%equilibrium)
   end subroutine init_misc
 
-  
+
   subroutine deinit_misc
     ! Free all memory allocated by the init_misc subroutine.
     use limiter, only : limiter_unset_globals=>unset_globals
@@ -415,7 +415,7 @@ contains
     integer,      dimension(:), pointer :: iiv=>null()
 
     ! ======== set environment BEGIN ========
-    ! Compute X=ω/ω_ce and Y=(ω/ω_pe)² (with B=1)
+    ! Compute X=(ω_pe/ω)² and Y=ω_ce/ω (with B=1)
     call xgygcoeff(params%antenna%fghz, ak0, bres, xgcn)
 
     ! Compute the initial cartesian wavevector (anv0)