diff --git a/libraries/technology/technology_pkg.vhd b/libraries/technology/technology_pkg.vhd
index 52b2a5404374720c7adfed9db9c66d097ab3968c..2d507dd10cf47e8087622161ac43b8ee4f8d67eb 100644
--- a/libraries/technology/technology_pkg.vhd
+++ b/libraries/technology/technology_pkg.vhd
@@ -48,7 +48,8 @@ PACKAGE technology_pkg IS
   CONSTANT c_tech_arria10            : INTEGER := 5;   -- e.g. used on UniBoard2 first proto (1 board version "00" may 2015)
   CONSTANT c_tech_arria10_e3sge3     : INTEGER := 6;   -- e.g. used on UniBoard2 second run (7 boards version "01" dec 2015)
   CONSTANT c_tech_arria10_e1sg       : INTEGER := 7;   -- e.g. used on UniBoard2 third run (5 'ARTS' boards version "01" feb 2017)
-  CONSTANT c_tech_nof_technologies   : INTEGER := 8;
+  CONSTANT c_tech_arria10_e2sg       : INTEGER := 8;   -- e.g. used on UniBoard2 third run (5 'ARTS' boards version "01" feb 2017)
+  CONSTANT c_tech_nof_technologies   : INTEGER := 9;
 
   -- Functions
   FUNCTION tech_sel_a_b(sel : BOOLEAN; a, b : STRING)  RETURN STRING;
diff --git a/libraries/technology/technology_select_pkg_unb2c.vhd b/libraries/technology/technology_select_pkg_unb2c.vhd
index c917c75addffbec503cff882baed27ca9a3c529b..90c39c8ce2d697b0858047605e8fb2d48f33736b 100644
--- a/libraries/technology/technology_select_pkg_unb2c.vhd
+++ b/libraries/technology/technology_select_pkg_unb2c.vhd
@@ -33,6 +33,6 @@ PACKAGE technology_select_pkg IS
  --CONSTANT c_tech_select_default : INTEGER := c_tech_stratixiv;
  --CONSTANT c_tech_select_default : INTEGER := c_tech_arria10;
  --CONSTANT c_tech_select_default : INTEGER := c_tech_arria10_e3sge3;
- CONSTANT c_tech_select_default : INTEGER := c_tech_arria10_e1sg;
+ CONSTANT c_tech_select_default : INTEGER := c_tech_arria10_e2sg;
   
 END technology_select_pkg;