diff --git a/lib/domains/abused.txt b/lib/domains/abused.txt
index 0329343f4d..c9de8ae893 100644
--- a/lib/domains/abused.txt
+++ b/lib/domains/abused.txt
@@ -108,7 +108,6 @@ libertadores.edu.co
 mail.escuelaing.edu.co
 mail.udes.edu.co
 o365.unab.edu.co
-poligran.edu.co
 soy.sena.edu.co
 tau.usbmed.edu.co
 tecnocomfenalco.edu.co