diff --git a/tables/atlantgis_periods.csv b/tables/atlantgis_periods.csv
index 90319720ea12..e044f4feff3d 100644
--- a/tables/atlantgis_periods.csv
+++ b/tables/atlantgis_periods.csv
@@ -1,6 +1,6 @@
-id	period_counter	period_code	period_desc	period_before	period_after
-1	5	I	Period from genesis to Leukippe and Euenor	NULL	10
-2	10	II	Period of Kleito and Poseidon as well as of their direct descendants	5	25
-3	13	IIa	Period of Kleito and Poseidon	5	17
-4	17	IIb	Period of Kleito's and Poseidon's descandants	13	25
-5	25	III	Period before doom	10	NULL
\ No newline at end of file
+id,period_counter,period_code,period_desc,period_before,period_after
+1,5,I,Period from genesis to Leukippe and Euenor,NULL,10
+2,10,II,Period of Kleito and Poseidon as well as of their direct descendants,5,25
+3,13,IIa,Period of Kleito and Poseidon,5,17
+4,17,IIb,Period of Kleito's and Poseidon's descandants,13,25
+5,25,III,Period before doom,10,NULL
\ No newline at end of file