diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..d6e8fb3
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,18 @@
+Change Log
+=======
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/).
+
+The [milestone](https://egit.irs.uni-stuttgart.de/eive/eive-obsw/milestones)
+list yields a list of all related PRs for each release.
+
+# [unreleased]
+
+# [v1.11.0]
+
+# [v1.10.0 and before]
+
+See [milestones](https://egit.irs.uni-stuttgart.de/eive/eive-tmtc/milestones)
+and [releases](https://egit.irs.uni-stuttgart.de/eive/eive-tmtc/releases)
\ No newline at end of file
diff --git a/config/returnvalues.csv b/config/returnvalues.csv
index 0081805..58b94bf 100644
--- a/config/returnvalues.csv
+++ b/config/returnvalues.csv
@@ -436,6 +436,7 @@
 0x4604; HGIO_GpioInvalidInstance;;4;fsfw/hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h;HAL_GPIO
 0x4605; HGIO_GpioDuplicateDetected;;5;fsfw/hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h;HAL_GPIO
 0x4606; HGIO_GpioInitFailed;;6;fsfw/hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h;HAL_GPIO
+0x4607; HGIO_GpioGetValueFailed;;7;fsfw/hal/src/fsfw_hal/linux/gpio/LinuxLibgpioIF.h;HAL_GPIO
 0x4401; HURT_UartReadFailure;;1;fsfw/hal/src/fsfw_hal/linux/uart/UartComIF.h;HAL_UART
 0x4402; HURT_UartReadSizeMissmatch;;2;fsfw/hal/src/fsfw_hal/linux/uart/UartComIF.h;HAL_UART
 0x4403; HURT_UartRxBufferTooSmall;;3;fsfw/hal/src/fsfw_hal/linux/uart/UartComIF.h;HAL_UART