diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 62a910e..fb44a85 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -4,7 +4,7 @@
     "esphome/components/pwrman_charger": "0.1.0",
     "firmware/charger-module": "0.6.0",
     "hardware/backplane": "0.7.7",
-    "hardware/charger-module": "0.12.1",
+    "hardware/charger-module": "0.12.2",
     "hardware/esp32-mgmt-module": "0.4.2",
     "hardware/pi-pico-mgmt-module": "0.5.0",
     "hardware/rp2040-mgmt-module": "0.3.3"
diff --git a/hardware/charger-module/CHANGELOG.md b/hardware/charger-module/CHANGELOG.md
index 217a2a3..a9c57b7 100644
--- a/hardware/charger-module/CHANGELOG.md
+++ b/hardware/charger-module/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [0.12.2](https://github.com/mikesmitty/power-manifold/compare/charger-module-v0.12.1...charger-module-v0.12.2) (2024-09-11)
+
+
+### Bug Fixes
+
+* add qr code for serial numbers ([a93a0fc](https://github.com/mikesmitty/power-manifold/commit/a93a0fc2a96c003166c58c34e3ffadafc17fc278))
+
 ## [0.12.1](https://github.com/mikesmitty/power-manifold/compare/charger-module-v0.12.0...charger-module-v0.12.1) (2024-08-27)
 
 
diff --git a/hardware/charger-module/charger-module.kicad_pcb b/hardware/charger-module/charger-module.kicad_pcb
index 15fac5f..1fbf39e 100644
--- a/hardware/charger-module/charger-module.kicad_pcb
+++ b/hardware/charger-module/charger-module.kicad_pcb
@@ -9,7 +9,7 @@
 	(paper "A4")
 	(title_block
 		(date "2024-06-29")
-		(rev "v0.12.1")
+		(rev "v0.12.2")
 	)
 	(layers
 		(0 "F.Cu" signal)
diff --git a/hardware/charger-module/charger-module.kicad_sch b/hardware/charger-module/charger-module.kicad_sch
index 467a4b0..aca0045 100644
--- a/hardware/charger-module/charger-module.kicad_sch
+++ b/hardware/charger-module/charger-module.kicad_sch
@@ -6,7 +6,7 @@
 	(paper "A3")
 	(title_block
 		(date "2024-06-26")
-		(rev "v0.12.1")
+		(rev "v0.12.2")
 	)
 	(lib_symbols
 		(symbol "74xGxx:74LVC1G14"