diff --git a/Source/sys-clk/overlay/src/ui/gui/misc_gui.cpp b/Source/sys-clk/overlay/src/ui/gui/misc_gui.cpp
index 3cc42fdb..e52c6eb1 100644
--- a/Source/sys-clk/overlay/src/ui/gui/misc_gui.cpp
+++ b/Source/sys-clk/overlay/src/ui/gui/misc_gui.cpp
@@ -1394,6 +1394,7 @@ protected:
                 NamedValue("-30 mV", 0xFFFFFFE2),
                 NamedValue("-25 mV", 0xFFFFFFE7),
                 NamedValue("-20 mV", 0xFFFFFFEC),
+                NamedValue("-15 mV", 0xFFFFFFF1),
                 NamedValue("-10 mV", 0xFFFFFFF6),
                 NamedValue(" -5 mV", 0xFFFFFFFB),
                 NamedValue("Disabled",        0),
diff --git a/dist/atmosphere/contents/00FF0000636C6BFF/exefs.nsp b/dist/atmosphere/contents/00FF0000636C6BFF/exefs.nsp
index 620710df..2d70766d 100644
Binary files a/dist/atmosphere/contents/00FF0000636C6BFF/exefs.nsp and b/dist/atmosphere/contents/00FF0000636C6BFF/exefs.nsp differ
diff --git a/dist/switch/.overlays/Horizon-OC-Monitor.ovl b/dist/switch/.overlays/Horizon-OC-Monitor.ovl
index dbb0ea1f..10a1dd28 100644
Binary files a/dist/switch/.overlays/Horizon-OC-Monitor.ovl and b/dist/switch/.overlays/Horizon-OC-Monitor.ovl differ
diff --git a/dist/switch/.overlays/horizon-oc-overlay.ovl b/dist/switch/.overlays/horizon-oc-overlay.ovl
index 2f114391..10105149 100644
Binary files a/dist/switch/.overlays/horizon-oc-overlay.ovl and b/dist/switch/.overlays/horizon-oc-overlay.ovl differ