diff --git a/jacdac-ts b/jacdac-ts
index 59b38f1d989..2b64336b28e 160000
--- a/jacdac-ts
+++ b/jacdac-ts
@@ -1 +1 @@
-Subproject commit 59b38f1d989b32cfccd3f856dec5820d09071193
+Subproject commit 2b64336b28eacdf3569608e3a564c7949af58178
diff --git a/pxt-jacdac b/pxt-jacdac
index a2fe86388e6..2307d28737f 160000
--- a/pxt-jacdac
+++ b/pxt-jacdac
@@ -1 +1 @@
-Subproject commit a2fe86388e6ff5c12fb7d381caa490a51d238082
+Subproject commit 2307d28737f891428e623573e92d90efc046307c