diff --git a/Chap_Revisions.tex b/Chap_Revisions.tex
index 772e4ac..278ab2c 100644
--- a/Chap_Revisions.tex
+++ b/Chap_Revisions.tex
@@ -1469,11 +1469,11 @@ \section{Version 4.2: May 2024}
 \begin{compactitemize}
   \item Release prepared using procedures defined in the PMIx
     Governance v1.7 document\footnote{\url{https://github.com/pmix/governance/releases/tag/v1.7}}.
-  \item Revision history now contains a list of errata changes
-  \item Clarify when \refattr{PMIX_PARENT_ID} attribute is provided.
-  \item Clarify the value of \refattr{PMIX_CMD_LINE} attribute in spawn case.
-  \item Add a definition for \refterm{tool}
-  \item Add that using \refapi{PMIx_Info_load} with a \code{NULL} \refconst{PMIX_BOOL} data sets the value to true
+  \item Revision history now contains a list of errata changes.
+  \item Clarify when \refattr{PMIX_PARENT_ID} attribute is provided (backport from v5.0).
+  \item Clarify the value of \refattr{PMIX_CMD_LINE} attribute in spawn case (backport from v5.0).
+  \item Add a definition for \refterm{tool}.
+  \item Add that using \refapi{PMIx_Info_load} with a \code{NULL} \refconst{PMIX_BOOL} data sets the value to true.
 \end{compactitemize}
 
 \subsection{Errata}
@@ -1483,7 +1483,7 @@ \subsection{Errata}
   \item Parameter type for the payload argument in \refapi{pmix_iof_cbfunc_t} has been changed to a pointer to the type \refstruct{pmix_byte_object_t}.
 \end{compactitemize}
 
-\subsection{Added Functions (Provisional)}
+\subsection{Added Functions (Provisional, backport from v5.0)}
 
 \begin{compactitemize}
   \item \refapi{PMIx_Data_embed}
@@ -1498,7 +1498,7 @@ \subsection{Added Functions (Provisional)}
   \item \refapi{PMIx_Topology_destruct}
 \end{compactitemize}
 
-\subsection{Added Macros (Provisional)}
+\subsection{Added Macros (Provisional, backport from v5.0)}
 
 \begin{compactitemize}
   \item \refmacro{PMIX_APP_STATIC_INIT}
@@ -1522,7 +1522,7 @@ \subsection{Added Macros (Provisional)}
   \item \refmacro{PMIX_VALUE_STATIC_INIT}
 \end{compactitemize}
 
-\subsection{Added Constants (Provisional)}
+\subsection{Added Constants (Provisional, backport from v5.0)}
 
 \littleheader{Spawn constants}
 
@@ -1533,7 +1533,7 @@ \subsection{Added Constants (Provisional)}
   \item \refconst{PMIX_ERR_JOB_WDIR_NOT_FOUND}
 \end{compactitemize}
 
-\subsection{Added Attributes (Provisional)}
+\subsection{Added Attributes (Provisional, backport from v5.0)}
 
 \littleheader{Spawn attributes}
 \pasteAttributeItem{PMIX_ENVARS_HARVESTED}
@@ -1555,7 +1555,7 @@ \subsection{Added Attributes (Provisional)}
 
 \subsection{Deprecated constants}
 
-The following constants were deprecated in v4.2:
+The following constants were deprecated in v4.2 (backport from v5.0):
 
 \begin{constantdesc}
 %
@@ -1566,7 +1566,7 @@ \subsection{Deprecated constants}
 
 \subsection{Deprecated attributes}
 
-The following attributes were deprecated in v4.2:
+The following attributes were deprecated in v4.2 (backport from v5.0):
 
 %
 \declareAttributeDEP{PMIX_DEBUG_WAIT_FOR_NOTIFY}{"pmix.dbg.notify"}{bool}{
@@ -1575,7 +1575,7 @@ \subsection{Deprecated attributes}
 
 \subsection{Deprecated macros}
 
-The following macros were deprecated in v4.2:
+The following macros were deprecated in v4.2 (backport from v5.0):
 
 \begin{compactitemize}
   \item \declaremacroDEP{PMIX_VALUE_LOAD} Replaced by the \refapi{PMIx_Value_load} \ac{API}
@@ -1602,8 +1602,8 @@ \section{Version 5.1: TBD}
 The v5.1 update includes the following changes from the v5.0 document:
 
 \begin{compactitemize}
-  \item Revision history now contains a list of errata changes.
-  \item Add that using \refapi{PMIx_Info_load} with a \code{NULL} \refconst{PMIX_BOOL} data sets the value to true.
+  \item Revision history now contains a list of errata changes (first in v4.2).
+  \item Add that using \refapi{PMIx_Info_load} with a \code{NULL} \refconst{PMIX_BOOL} data sets the value to true (first in v4.2).
   \item Clarified behavior differences between using \refconst{PMIX_RANK_WILDCARD} and listing all individual \refstruct{pmix_proc_t} in \refapi{PMIx_Connect}, \refapi{PMIx_Group_construct}, and \refapi{PMIx_Fence}.
   \item Clarified that \refattr{PMIX_NODE_SIZE} counts processes that have not called PMIx.
 \end{compactitemize}
@@ -1613,8 +1613,8 @@ \subsection{Errata}
 The following errors were corrected in v5.1:
 
 \begin{compactitemize}
-  \item Parameter type for the key argument in \refapi{PMIx_Get} has been changed from \refstruct{pmix_key_t} to \code{char []} so that it is uniform with the argument in \refapi{PMIx_Get_nb}.
-  \item Parameter type for the payload argument in \refapi{pmix_iof_cbfunc_t} has been changed to a pointer to the type \refstruct{pmix_byte_object_t}.
+  \item Parameter type for the key argument in \refapi{PMIx_Get} has been changed from \refstruct{pmix_key_t} to \code{char []} so that it is uniform with the argument in \refapi{PMIx_Get_nb} (first in v4.2). 
+  \item Parameter type for the payload argument in \refapi{pmix_iof_cbfunc_t} has been changed to a pointer to the type \refstruct{pmix_byte_object_t} (first in v4.2).
   \item String parameters that are not modified are now passed as \code{const} in \refapi{PMIx_Data_print}, \refapi{PMIx_Register_attributes}, \refapi{PMIx_server_delete_process_set}, \refapi{PMIx_Get_attribute_string}, and \refapi{PMIx_Get_attribute_name}.
   \item Constants \refconst{PMIX_ERR_JOB_EXE_NOT_FOUND}, \refconst{PMIX_ERR_JOB_INSUFFICIENT_RESOURCES}, \refconst{PMIX_ERR_JOB_SYS_OP_FAILED}, and \refconst{PMIX_ERR_JOB_WDIR_NOT_FOUND} were missing a value.
   \item Type definition for \refstruct{pmix_device_type_t} changed from \code{uint16_t} to \code{uint64_t}. It was already correct in the ABI.