diff --git a/src/hispec/driver/thorlabs b/src/hispec/driver/thorlabs
index f39526f..54ec84b 160000
--- a/src/hispec/driver/thorlabs
+++ b/src/hispec/driver/thorlabs
@@ -1 +1 @@
-Subproject commit f39526fbf227dd00535f7179ada293d4a97575a2
+Subproject commit 54ec84bbe305d32f2653f337cf8b0ad564ae8503