diff --git a/msvc/ecl-threads.def b/msvc/ecl-threads.def
index 37a19ad7f..2dc6e4dc2 100755
--- a/msvc/ecl-threads.def
+++ b/msvc/ecl-threads.def
@@ -1099,11 +1099,6 @@ EXPORTS
 	cl_sleep
 	cl_get_internal_run_time
 	cl_get_internal_real_time
-	si_get_local_time_zone
-	si_daylight_saving_time_p
-
-	UTC_time_to_universal_time
-
 
 	; tkMain.c
 
diff --git a/msvc/ecl.def b/msvc/ecl.def
index 68a179429..18326541d 100644
--- a/msvc/ecl.def
+++ b/msvc/ecl.def
@@ -1075,11 +1075,6 @@ EXPORTS
 	cl_sleep
 	cl_get_internal_run_time
 	cl_get_internal_real_time
-	si_get_local_time_zone
-	si_daylight_saving_time_p
-
-	UTC_time_to_universal_time
-
 
 	; tkMain.c