diff --git a/VERSION b/VERSION
index 688abaae7..d4be168d0 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.10
\ No newline at end of file
+0.10.99
\ No newline at end of file
diff --git a/hledger-lib/hledger-lib.cabal b/hledger-lib/hledger-lib.cabal
index 5070b7ef3..5ce43cc6f 100644
--- a/hledger-lib/hledger-lib.cabal
+++ b/hledger-lib/hledger-lib.cabal
@@ -1,5 +1,5 @@
 name:           hledger-lib
-version: 0.10
+version: 0.10.99
 category:       Finance
 synopsis:       Core types and utilities for working with hledger (or c++ ledger) data.
 description:
diff --git a/hledger.cabal b/hledger.cabal
index 254dbcae9..52ecfc238 100644
--- a/hledger.cabal
+++ b/hledger.cabal
@@ -1,5 +1,5 @@
 name:           hledger
-version: 0.10
+version: 0.10.99
 category:       Finance
 synopsis:       A command-line (or curses or web-based) double-entry accounting tool.
 description: