diff --git a/.gitignore b/.gitignore
index b9e2962..7491451 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,5 @@
 logs/
 build/
 .vscode/.cmaketools.json
+src/.DS_Store
+examples/.DS_Store
diff --git a/external/google-test b/external/google-test
index ec44c6c..ecd5308 160000
--- a/external/google-test
+++ b/external/google-test
@@ -1 +1 @@
-Subproject commit ec44c6c1675c25b9827aacd08c02433cccde7780
+Subproject commit ecd530865cefdfa7dea58e84f6aa1b548950363d
diff --git a/external/midi-usb b/external/midi-usb
index 1f81cc9..0a1ef74 160000
--- a/external/midi-usb
+++ b/external/midi-usb
@@ -1 +1 @@
-Subproject commit 1f81cc9f52184bbc271bfcee63b5a0efb03c8cf7
+Subproject commit 0a1ef7498dad7904d2a54530616f418dcba9197c