diff --git a/configure/CONFIG_PVDATA_VERSION b/configure/CONFIG_PVDATA_VERSION
index 7262783..cb1a96a 100644
--- a/configure/CONFIG_PVDATA_VERSION
+++ b/configure/CONFIG_PVDATA_VERSION
@@ -1,4 +1,12 @@
+# Version number for the PV Data API and shared library
+
 EPICS_PVD_MAJOR_VERSION = 8
 EPICS_PVD_MINOR_VERSION = 0
-EPICS_PVD_MAINTENANCE_VERSION = 0
-EPICS_PVD_DEVELOPMENT_FLAG = 0
+EPICS_PVD_MAINTENANCE_VERSION = 1
+
+# Development flag, set to zero for release versions
+
+EPICS_PVD_DEVELOPMENT_FLAG = 1
+
+# Immediately after a release the MAINTENANCE_VERSION
+# will be incremented and the DEVELOPMENT_FLAG set to 1