diff --git a/esmvalcore/cmor/tables/custom/CMOR_ch4s.dat b/esmvalcore/cmor/tables/custom/CMOR_ch4s.dat
index a5119c79b1..cdc164a3bb 100644
--- a/esmvalcore/cmor/tables/custom/CMOR_ch4s.dat
+++ b/esmvalcore/cmor/tables/custom/CMOR_ch4s.dat
@@ -19,4 +19,4 @@ dimensions:        longitude latitude time
 out_name:          ch4s
 type:              real
 !----------------------------------
-!
\ No newline at end of file
+!