diff --git a/configure/CONFIG_BASE_VERSION b/configure/CONFIG_BASE_VERSION
index 4f4c01122..f3cc71469 100644
--- a/configure/CONFIG_BASE_VERSION
+++ b/configure/CONFIG_BASE_VERSION
@@ -26,15 +26,15 @@ EPICS_VERSION = 3
 EPICS_REVISION = 14
 
 # EPICS_MODIFICATION must be a number >=0 and <256 
-EPICS_MODIFICATION = 11
+EPICS_MODIFICATION = 12
 
 # EPICS_PATCH_LEVEL must be a number  (win32 resource file requirement)
 # Not included if zero
 EPICS_PATCH_LEVEL = 0
 
 # This will end in -DEV between official releases
-EPICS_DEV_SNAPSHOT=-DEV
-#EPICS_DEV_SNAPSHOT=-pre1
+#EPICS_DEV_SNAPSHOT=-DEV
+EPICS_DEV_SNAPSHOT=-pre1
 #EPICS_DEV_SNAPSHOT=-pre1-DEV
 #EPICS_DEV_SNAPSHOT=-rc1
 #EPICS_DEV_SNAPSHOT=-rc1-DEV