diff --git a/CHANGELOG.md b/CHANGELOG.md
index 59290b9..a023423 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ Changes are identified by the date of the released firmware including them. If
 you are running System76 Open Firmware, opening the boot menu will show this
 date followed by an underscore and a short git revision.
 
+## 2023-05-17
+
+- serw13: Fix speaker smart amplifier initialization
+
 ## 2023-05-16
 
 - galp7: Added initial release of open firmware with System76 EC
diff --git a/coreboot b/coreboot
index 1280393..e6f70bd 160000
--- a/coreboot
+++ b/coreboot
@@ -1 +1 @@
-Subproject commit 12803935da3a5a2dec51a2cfb924af940e96a052
+Subproject commit e6f70bdcb5ad03f8a2e4b14e09a5da1d174a9a73