diff --git a/src/c/threads_win32.d b/src/c/threads_win32.d
index b3ac9dd4f..3b6984649 100644
--- a/src/c/threads_win32.d
+++ b/src/c/threads_win32.d
@@ -250,7 +250,7 @@ mp_exit_process(void)
 		   back to the thread entry point, going through all possible
 		   UNWIND-PROTECT.
 		*/
-		unwind(cl_env.frs_org);
+		ecl_unwind(cl_env.frs_org);
 	}
 }