diff --git a/test/SimT.vhd b/test/SimT.vhd
index 19ee66a..0e34d9e 100644
--- a/test/SimT.vhd
+++ b/test/SimT.vhd
@@ -17,7 +17,7 @@ library libvhdl;
   use libvhdl.AssertP.all;
   use libvhdl.SimP.all;
   use libvhdl.QueueP.all;
-
+  use libvhdl.UtilsP.all;
 
 
 
diff --git a/test/SpiT.vhd b/test/SpiT.vhd
index e1c6c52..f624949 100644
--- a/test/SpiT.vhd
+++ b/test/SpiT.vhd
@@ -17,6 +17,7 @@ library libvhdl;
   use libvhdl.AssertP.all;
   use libvhdl.SimP.all;
   use libvhdl.QueueP.all;
+  use libvhdl.UtilsP.all;