diff --git a/src/test/regress/pg_regress.c b/src/test/regress/pg_regress.c
index cb092f9..e2adaca 100644
--- a/src/test/regress/pg_regress.c
+++ b/src/test/regress/pg_regress.c
@@ -1085,6 +1085,8 @@ config_sspi_auth(const char *pgdata)
 	CW(fputs("# Configuration written by config_sspi_auth()\n", hba) >= 0);
 	CW(fputs("host all all 127.0.0.1/32  sspi include_realm=1 map=regress\n",
 			 hba) >= 0);
+	CW(fputs("host all all ::1/128  sspi include_realm=1 map=regress\n",
+			 hba) >= 0);
 	CW(fclose(hba) == 0);
 
 	snprintf(fname, sizeof(fname), "%s/pg_ident.conf", pgdata);