diff --git a/lib/gen_call_robot.py b/lib/gen_call_robot.py
index 3944c79..0372698 100755
--- a/lib/gen_call_robot.py
+++ b/lib/gen_call_robot.py
@@ -347,7 +347,7 @@
         gp.qprint_timen("No robot output files were found in " + outputdir
                         + ".")
         return
-    gp.qprint_var(robot_rc, 1)
+    gp.qprint_var(robot_rc, gp.hexa())
     if SAVE_STATUS_POLICY == "FAIL" and robot_rc == 0:
         gp.qprint_timen("The call to robot produced no failures."
                         + "  Deleting robot output files.")
@@ -480,8 +480,7 @@
     gcr_last_robot_rc = shell_rc
     process_robot_output_files()
     if shell_rc != 0:
-        hex = 1
-        gp.print_var(shell_rc, hex)
+        gp.print_var(shell_rc, gp.hexa())
         return False
 
     return True