1 files changed, 1 insertions, 0 deletions
diff --git a/src/vhdl/simulate/simul-simulation-main.adb b/src/vhdl/simulate/simul-simulation-main.adb
index 3a9f5d5ce..41441ba06 100644
--- a/src/vhdl/simulate/simul-simulation-main.adb
+++ b/src/vhdl/simulate/simul-simulation-main.adb
@@ -21,6 +21,7 @@ with Ada.Text_IO; use Ada.Text_IO;
 with Types; use Types;
 with Vhdl.Utils; use Vhdl.Utils;
 with Vhdl.Errors; use Vhdl.Errors;
+with PSL.Types; use PSL.Types;
 with PSL.Nodes;
 with PSL.NFAs;
 with PSL.NFAs.Utils;