diff --git a/doc/.known-issues/doc/dupdecl.conf b/doc/.known-issues/doc/dupdecl.conf
index e086dbf65..c71875da3 100644
--- a/doc/.known-issues/doc/dupdecl.conf
+++ b/doc/.known-issues/doc/dupdecl.conf
@@ -5,3 +5,6 @@
 ^(?P<filename>[-._/\w]+/hld/[-._/\w]+.rst):(?P<lineno>[0-9]+): WARNING: Duplicate declaration.
 # Sphinx 2.0
 ^(?P<filename>[-._/\w]+/hld/[-._/\w]+.rst):(?P<lineno>[0-9]+): WARNING: Duplicate declaration, .*
+#
+^(?P<filename>[-._/\w]+/hld/[-._/\w]+.rst):(?P<lineno>[0-9]+): WARNING: Duplicate C\+\+ declaration, .*
+^Declaration is .*
diff --git a/doc/.known-issues/doc/kerneldoc.conf b/doc/.known-issues/doc/kerneldoc.conf
new file mode 100644
index 000000000..293fda7e1
--- /dev/null
+++ b/doc/.known-issues/doc/kerneldoc.conf
@@ -0,0 +1,8 @@
+#
+# Kerneldoc (vbs.h)
+#
+#
+^(?P<filename>[-._/\w]+/acrn-kernel/include/linux/vbs/vbs.h):(?P<lineno>[0-9]+): WARNING: Error in declarator or parameters
+^Invalid C declaration:.*
+^  long virtio_.*
+^[- \t]*\^
diff --git a/doc/glossary.rst b/doc/glossary.rst
index b2ba20151..99ed91fff 100644
--- a/doc/glossary.rst
+++ b/doc/glossary.rst
@@ -144,7 +144,7 @@ Glossary of Terms
       Pre-launched VMs are started by the ACRN hypervisor before the
       Service VM is launched. (See :term:`Post-launched VM`)
 
-   Post-Launched VM
+   Post-launched VM
       Post-Launched VMs are launched and configured by the Service VM.
       (See :term:`Pre-launched VM`)
 
@@ -176,9 +176,9 @@ Glossary of Terms
       soft real-time workloads (or applications) much more efficiently
       than the typical User VM through the use of a passthrough interrupt
       controller, polling-mode Virtio, Intel RDT allocation features (CAT,
-      MBA), and I/O prioritization.  RTVMs are typically a :term:`pre-launched VM`.
-      A non-:term:`safety VM` with real-time requirements is a
-      :term:`post-launched VM`.
+      MBA), and I/O prioritization.  RTVMs are typically a :term:`Pre-launched VM`.
+      A non-:term:`Safety VM` with real-time requirements is a
+      :term:`Post-launched VM`.
 
    Safety VM
       A special VM with dedicated hardware resources, running in