diff --git a/IR/prebuilt_images/README.md b/IR/prebuilt_images/README.md
index 62a8400b..58ddad4b 100644
--- a/IR/prebuilt_images/README.md
+++ b/IR/prebuilt_images/README.md
@@ -4,7 +4,7 @@ The images must be uncompressed before they are used.
 
 ### Linux
 On Linux, use the xz utility to uncompress the image 
-`xz -d ir_acs_live_image.img.xz`
+`xz -d ir-acs-live-image-generic-arm64.wic.xz`
 
 ### Windows
 On Windows, use the 7zip or similar utility
diff --git a/IR/prebuilt_images/v23.03_2.0.0/ir-acs-live-image-generic-arm64.wic.xz b/IR/prebuilt_images/v23.03_2.0.0/ir-acs-live-image-generic-arm64.wic.xz
new file mode 100644
index 00000000..a37b4d3c
Binary files /dev/null and b/IR/prebuilt_images/v23.03_2.0.0/ir-acs-live-image-generic-arm64.wic.xz differ
diff --git a/changelog.txt b/changelog.txt
index 843a902a..d97a2e55 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,16 @@
+v23.03_IR_2.0.0
+**SystemReady IR**
+* Upgraded Linux kernel to version 6.0
+* Linux kernel bindings for DT conformance upgraded to version 6.1.2
+* Moved to Yocto version of langdale
+* Support in SIE ACS for NULLPK keys
+* Automation of eventlog and TPM measurements comparison post Linux boot
+* BBR: FWTS version upgraded to v23.01.00.
+* BBR: Upgraded SCT test suite to 87137408. See common_config.cfg file for details
+* BSA: BSA ACS bug fixes. Upgraded to version 1.0.4
+* General enhancements and bug fixes
+
+
 v23.01_SR_REL2.0.0_BETA-0_ES_REL_1.2.0
 **SystemReady SR ES**
 * Movement of SR and ES ACS images from busybox to buildroot filesystem and updates in related build scripts.