diff --git a/doc/appendix-release-notes.xml b/doc/appendix-release-notes.xml
index 2466a70e..0ed1737a 100644
--- a/doc/appendix-release-notes.xml
+++ b/doc/appendix-release-notes.xml
@@ -15,6 +15,8 @@
     See also: <xref linkend="upgrading-repmgr"/>
   </para>
 
+<!-- remember to update the release date in ../repmgr_version.h.in -->
+
   <sect1 id="release-4.5">
     <title>Release 4.5</title>
     <para><emphasis>?? ???, 2019</emphasis></para>
diff --git a/repmgr_version.h.in b/repmgr_version.h.in
index b58fa169..bc362167 100644
--- a/repmgr_version.h.in
+++ b/repmgr_version.h.in
@@ -1,4 +1,4 @@
 #define REPMGR_VERSION_DATE ""
 #define REPMGR_VERSION "4.5dev"
 #define REPMGR_VERSION_NUM 40500
-#define REPMGR_RELEASE_DATE "2019-??-??"
+#define REPMGR_RELEASE_DATE "2019-XX-XX"