diff --git a/libraries/technology/iobuf/tech_iobuf_ddio_in.vhd b/libraries/technology/iobuf/tech_iobuf_ddio_in.vhd
index 4bf6a29f1b4f519ece831870543142f634a9c6dd..560837a91668f7085d657ecc04884e6d0c3e0d1d 100644
--- a/libraries/technology/iobuf/tech_iobuf_ddio_in.vhd
+++ b/libraries/technology/iobuf/tech_iobuf_ddio_in.vhd
@@ -22,6 +22,7 @@
 LIBRARY ieee, technology_lib;
 USE ieee.std_logic_1164.all;
 USE work.tech_iobuf_component_pkg.ALL;
+USE technology_lib.technology_pkg.ALL;
 USE technology_lib.technology_select_pkg.ALL;
 
 -- Declare IP libraries to ensure default binding in simulation. The IP library clause is ignored by synthesis.
diff --git a/libraries/technology/iobuf/tech_iobuf_ddio_out.vhd b/libraries/technology/iobuf/tech_iobuf_ddio_out.vhd
index af2ba464d204a1f22c9d4e63ef27b06d2e299e2b..24ad2a7bc7e48a8e67664a7e6d55eeff329aea99 100644
--- a/libraries/technology/iobuf/tech_iobuf_ddio_out.vhd
+++ b/libraries/technology/iobuf/tech_iobuf_ddio_out.vhd
@@ -22,6 +22,7 @@
 LIBRARY ieee, technology_lib;
 USE ieee.std_logic_1164.all;
 USE work.tech_iobuf_component_pkg.ALL;
+USE technology_lib.technology_pkg.ALL;
 USE technology_lib.technology_select_pkg.ALL;
 
 -- Declare IP libraries to ensure default binding in simulation. The IP library clause is ignored by synthesis.