diff --git a/ARM.CMSIS.pdsc b/ARM.CMSIS.pdsc
index 467138c..705775f 100644
--- a/ARM.CMSIS.pdsc
+++ b/ARM.CMSIS.pdsc
@@ -2447,6 +2447,7 @@
       <compatibleDevice deviceIndex="0" Dvendor="ARM:82" Dname="ARMv8MML_SP"/>
       <compatibleDevice deviceIndex="0" Dvendor="ARM:82" Dname="ARMv8MML_DP"/>
       <compatibleDevice deviceIndex="0" Dvendor="ARM:82" Dname="ARMCM23"/>
+      <compatibleDevice deviceIndex="0" Dvendor="ARM:82" Dname="ARMCM23_TZ"/>
       <compatibleDevice deviceIndex="0" Dvendor="ARM:82" Dname="ARMCM33"/>
       <compatibleDevice deviceIndex="0" Dvendor="ARM:82" Dname="ARMCM33_TZ"/>
       <compatibleDevice deviceIndex="0" Dvendor="ARM:82" Dname="ARMCM33_DSP_FP"/>
diff --git a/CMSIS/DoxyGen/Pack/Pack.dxy b/CMSIS/DoxyGen/Pack/Pack.dxy
index f70a515..b6bcbac 100644
--- a/CMSIS/DoxyGen/Pack/Pack.dxy
+++ b/CMSIS/DoxyGen/Pack/Pack.dxy
@@ -38,7 +38,7 @@
 # could be handy for archiving the generated documentation or if some version
 # control system is used.
 
-PROJECT_NUMBER         = "Version 1.4.8"
+PROJECT_NUMBER         = "Version 1.4.9"
 
 # Using the PROJECT_BRIEF tag one can provide an optional one line description
 # for a project that appears at the top of each page and should give viewer a
diff --git a/CMSIS/Utilities/PACK.xsd b/CMSIS/Utilities/PACK.xsd
index 06a5ba1..0d31c21 100644
--- a/CMSIS/Utilities/PACK.xsd
+++ b/CMSIS/Utilities/PACK.xsd
@@ -1060,6 +1060,7 @@
       <xs:enumeration value="schematic"/>
       <xs:enumeration value="overview"/>
       <xs:enumeration value="manual"/>
+      <xs:enumeration value="layout"/>
       <xs:enumeration value="other"/>
     </xs:restriction>
   </xs:simpleType>