diff --git a/CHANGELOG.md b/CHANGELOG.md
index 37bbf91..39181f5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -27,6 +27,14 @@ For the latest two player PCB 2.0, you need:
 
 # Release notes
 
+## v0.23
+
+### Features
+
+### Fixes
+
+- Updated NESPAD to have CLK idle HIGH instead of idle LOW. [ManCloud](https://github.com/ManCloud). This is a change in the pico_shared submodule. When building from source, make sure you do a **git submodule update --init** from within the source folder to get the latest pico_shared module.
+
 ## v0.22
 
 ### Features
diff --git a/pico_shared b/pico_shared
index 42d849a..c86bfb0 160000
--- a/pico_shared
+++ b/pico_shared
@@ -1 +1 @@
-Subproject commit 42d849afdb77c6de99d7757a778fab1f5b8e3ffc
+Subproject commit c86bfb04f012d9a72e549943c188074fbd5a941c