diff --git a/Changes b/Changes
index ada53d1a7..de058e7a7 100644
--- a/Changes
+++ b/Changes
@@ -3,6 +3,9 @@ Revision history for Verilator
 The contributors that suggested a given feature are shown in []. Thanks!
 
 
+* Verilator 4.009 devel
+
+
 * Verilator 4.008 2018-12-01
 
 ***   Support "ref" and "const ref" pins and functions, bug1360. [Jake Longo]
diff --git a/configure.ac b/configure.ac
index 49ce33823..8b8d01aad 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,7 +6,7 @@
 
 #AC_INIT([Verilator],[#.### YYYY-MM-DD])
 #AC_INIT([Verilator],[#.### devel])
-AC_INIT([Verilator],[4.008 2018-12-01],
+AC_INIT([Verilator],[4.009 devel],
         [https://www.veripool.org/verilator],
         [verilator],[https://www.veripool.org/verilator])
 # When releasing, also update header of Changes file