diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index a57aabb..2c3f8ad 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -53,4 +53,9 @@ V1.8
 - the MVBMS only reacts to messages if they are different from the previous message
 - powerground calibration now starts at STATE_PRECHARGE
 - moved header files from state_machine.c to h
-- added status_LED.c, changed the ioc file accordingly
\ No newline at end of file
+- added status_LED.c, changed the ioc file accordingly
+
+V1.9
+- switched ~CSB and ~WC to high speed GPIO
+- cleaned up the includes in most files
+- wrote some code for the eeprom
\ No newline at end of file