diff --git a/.version b/.version
index adc97d8e2..e13d9ee70 100644
--- a/.version
+++ b/.version
@@ -1 +1 @@
-1.18
+1.18.99
diff --git a/hledger-lib/.version b/hledger-lib/.version
index d907c153c..e13d9ee70 100644
--- a/hledger-lib/.version
+++ b/hledger-lib/.version
@@ -1 +1 @@
-1.18
\ No newline at end of file
+1.18.99
diff --git a/hledger-lib/defs.m4 b/hledger-lib/defs.m4
index 4e15d7a25..c8db60c98 100644
--- a/hledger-lib/defs.m4
+++ b/hledger-lib/defs.m4
@@ -1,7 +1,7 @@
 m4_dnl m4 macro definitions used in this package's docs.
 m4_dnl
 m4_dnl Program version. Updated by make setversion.
-m4_define({{_version_}}, {{1.18}})m4_dnl
+m4_define({{_version_}}, {{1.18.99}})m4_dnl
 m4_dnl
 m4_dnl Date to show in man pages. Updated by make setdate.
 m4_define({{_monthyear_}}, {{June 2020}})m4_dnl
diff --git a/hledger-lib/hledger-lib.cabal b/hledger-lib/hledger-lib.cabal
index e096a49b6..b492d2739 100644
--- a/hledger-lib/hledger-lib.cabal
+++ b/hledger-lib/hledger-lib.cabal
@@ -4,10 +4,10 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 20f17b4cb289218f7b75159b42ad69840906c54c555a2191679edd3842b72e7b
+-- hash: c30491f8c77b1d38a1992455cc9c340cbcb17e95ec5c07085f9987b289747ba1
 
 name:           hledger-lib
-version:        1.18
+version:        1.18.99
 synopsis:       A reusable library providing the core functionality of hledger
 description:    A reusable library containing hledger's core functionality.
                 This is used by most hledger* packages so that they support the same
diff --git a/hledger-lib/package.yaml b/hledger-lib/package.yaml
index 52a8026b1..47a308172 100644
--- a/hledger-lib/package.yaml
+++ b/hledger-lib/package.yaml
@@ -1,5 +1,5 @@
 name: hledger-lib
-version: 1.18
+version: 1.18.99
 synopsis: A reusable library providing the core functionality of hledger
 description: |
   A reusable library containing hledger's core functionality.
diff --git a/hledger-ui/.version b/hledger-ui/.version
index d907c153c..e13d9ee70 100644
--- a/hledger-ui/.version
+++ b/hledger-ui/.version
@@ -1 +1 @@
-1.18
\ No newline at end of file
+1.18.99
diff --git a/hledger-ui/defs.m4 b/hledger-ui/defs.m4
index 4e15d7a25..c8db60c98 100644
--- a/hledger-ui/defs.m4
+++ b/hledger-ui/defs.m4
@@ -1,7 +1,7 @@
 m4_dnl m4 macro definitions used in this package's docs.
 m4_dnl
 m4_dnl Program version. Updated by make setversion.
-m4_define({{_version_}}, {{1.18}})m4_dnl
+m4_define({{_version_}}, {{1.18.99}})m4_dnl
 m4_dnl
 m4_dnl Date to show in man pages. Updated by make setdate.
 m4_define({{_monthyear_}}, {{June 2020}})m4_dnl
diff --git a/hledger-ui/hledger-ui.cabal b/hledger-ui/hledger-ui.cabal
index 74f41710e..1a0a813f5 100644
--- a/hledger-ui/hledger-ui.cabal
+++ b/hledger-ui/hledger-ui.cabal
@@ -4,10 +4,10 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 315b95d3ecfb2c8ff5debfcbcd2d1ef92989941f0cdfec48b8c39a4535a8228a
+-- hash: 2106ad0b8a3edbcfb79239f336c6b163755b6e89b179b2b955a7bc4e735a9ed9
 
 name:           hledger-ui
-version:        1.18
+version:        1.18.99
 synopsis:       Curses-style terminal interface for the hledger accounting system
 description:    A simple curses-style terminal user interface for the hledger accounting system.
                 It can be a more convenient way to browse your accounts than the CLI.
@@ -64,7 +64,7 @@ executable hledger-ui
   hs-source-dirs:
       ./.
   ghc-options: -Wall -fno-warn-unused-do-bind -fno-warn-name-shadowing -fno-warn-missing-signatures -fno-warn-type-defaults -fno-warn-orphans
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   build-depends:
       ansi-terminal >=0.6.2.3
     , async
@@ -77,8 +77,8 @@ executable hledger-ui
     , extra >=1.6.3
     , filepath
     , fsnotify >=0.2.1.2 && <0.4
-    , hledger >=1.18 && <1.19
-    , hledger-lib >=1.18 && <1.19
+    , hledger >=1.18.99 && <1.19
+    , hledger-lib >=1.18.99 && <1.19
     , megaparsec >=7.0.0 && <8.1
     , microlens >=0.4
     , microlens-platform >=0.2.3.1
diff --git a/hledger-ui/package.yaml b/hledger-ui/package.yaml
index 8823bd8e3..d3de27b5c 100644
--- a/hledger-ui/package.yaml
+++ b/hledger-ui/package.yaml
@@ -1,5 +1,5 @@
 name        : hledger-ui
-version     : 1.18
+version     : 1.18.99
 synopsis    : Curses-style terminal interface for the hledger accounting system
 description : |
   A simple curses-style terminal user interface for the hledger accounting system.
@@ -38,11 +38,11 @@ flags:
     manual: false
     default: true
 
-cpp-options: -DVERSION="1.18"
+cpp-options: -DVERSION="1.18.99"
 
 dependencies:
-- hledger-lib >=1.18 && <1.19
-- hledger >=1.18 && <1.19
+- hledger-lib >=1.18.99 && <1.19
+- hledger >=1.18.99 && <1.19
 - ansi-terminal >=0.6.2.3
 - async
 - base >=4.9 && <4.15
diff --git a/hledger-web/.version b/hledger-web/.version
index d907c153c..e13d9ee70 100644
--- a/hledger-web/.version
+++ b/hledger-web/.version
@@ -1 +1 @@
-1.18
\ No newline at end of file
+1.18.99
diff --git a/hledger-web/defs.m4 b/hledger-web/defs.m4
index 4e15d7a25..c8db60c98 100644
--- a/hledger-web/defs.m4
+++ b/hledger-web/defs.m4
@@ -1,7 +1,7 @@
 m4_dnl m4 macro definitions used in this package's docs.
 m4_dnl
 m4_dnl Program version. Updated by make setversion.
-m4_define({{_version_}}, {{1.18}})m4_dnl
+m4_define({{_version_}}, {{1.18.99}})m4_dnl
 m4_dnl
 m4_dnl Date to show in man pages. Updated by make setdate.
 m4_define({{_monthyear_}}, {{June 2020}})m4_dnl
diff --git a/hledger-web/hledger-web.cabal b/hledger-web/hledger-web.cabal
index fa34096b7..9b73e2d6c 100644
--- a/hledger-web/hledger-web.cabal
+++ b/hledger-web/hledger-web.cabal
@@ -4,10 +4,10 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: daab2dd5e0ca3ed383252d6577500975576694432c856b386d9cbc2c5f7b75c0
+-- hash: 2b5ed2d8f2908bfb82ed85978f5b5e4255153f4757e2821451826ca2147ff07a
 
 name:           hledger-web
-version:        1.18
+version:        1.18.99
 synopsis:       Web-based user interface for the hledger accounting system
 description:    A simple web-based user interface for the hledger accounting system,
                 providing a more modern UI than the command-line or terminal interfaces.
@@ -151,7 +151,7 @@ library
   hs-source-dirs:
       ./.
   ghc-options: -Wall -fwarn-tabs -Wcompat -Wincomplete-uni-patterns -Wincomplete-record-updates -Wredundant-constraints
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   build-depends:
       Decimal >=0.5.1
     , aeson
@@ -170,8 +170,8 @@ library
     , extra >=1.6.3
     , filepath
     , hjsmin
-    , hledger >=1.18 && <1.19
-    , hledger-lib >=1.18 && <1.19
+    , hledger >=1.18.99 && <1.19
+    , hledger-lib >=1.18.99 && <1.19
     , http-client
     , http-conduit
     , http-types
@@ -210,7 +210,7 @@ executable hledger-web
   hs-source-dirs:
       app
   ghc-options: -Wall -fwarn-tabs -Wcompat -Wincomplete-uni-patterns -Wincomplete-record-updates -Wredundant-constraints
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   build-depends:
       base
     , hledger-web
diff --git a/hledger-web/package.yaml b/hledger-web/package.yaml
index 1679cb7c8..7211b2f51 100644
--- a/hledger-web/package.yaml
+++ b/hledger-web/package.yaml
@@ -1,5 +1,5 @@
 name: hledger-web
-version: 1.18
+version: 1.18.99
 synopsis: Web-based user interface for the hledger accounting system
 description: |
   A simple web-based user interface for the hledger accounting system,
@@ -81,7 +81,7 @@ when:
 
 library:
   source-dirs: .
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   exposed-modules:
   - Hledger.Web
   - Hledger.Web.Application
@@ -100,8 +100,8 @@ library:
   - Hledger.Web.Widget.AddForm
   - Hledger.Web.Widget.Common
   dependencies:
-  - hledger-lib >=1.18 && <1.19
-  - hledger >=1.18 && <1.19
+  - hledger-lib >=1.18.99 && <1.19
+  - hledger >=1.18.99 && <1.19
   - aeson
   - base >=4.9 && <4.15
   - blaze-html
@@ -149,7 +149,7 @@ executables:
   hledger-web:
     source-dirs: app
     main: main.hs
-    cpp-options: -DVERSION="1.18"
+    cpp-options: -DVERSION="1.18.99"
     dependencies:
     - base
     - hledger-web
@@ -165,7 +165,7 @@ executables:
 #     source-dirs: test
 #     main: test.hs
 #     other-modules: []  # prevent double compilation, https://github.com/sol/hpack/issues/188
-#     cpp-options: -DVERSION="1.18"
+#     cpp-options: -DVERSION="1.18.99"
 #     dependencies:
 #     - base
 #     - hledger-web
diff --git a/hledger/.version b/hledger/.version
index d907c153c..e13d9ee70 100644
--- a/hledger/.version
+++ b/hledger/.version
@@ -1 +1 @@
-1.18
\ No newline at end of file
+1.18.99
diff --git a/hledger/defs.m4 b/hledger/defs.m4
index 4e15d7a25..c8db60c98 100644
--- a/hledger/defs.m4
+++ b/hledger/defs.m4
@@ -1,7 +1,7 @@
 m4_dnl m4 macro definitions used in this package's docs.
 m4_dnl
 m4_dnl Program version. Updated by make setversion.
-m4_define({{_version_}}, {{1.18}})m4_dnl
+m4_define({{_version_}}, {{1.18.99}})m4_dnl
 m4_dnl
 m4_dnl Date to show in man pages. Updated by make setdate.
 m4_define({{_monthyear_}}, {{June 2020}})m4_dnl
diff --git a/hledger/hledger.cabal b/hledger/hledger.cabal
index 495233548..1ef02ff29 100644
--- a/hledger/hledger.cabal
+++ b/hledger/hledger.cabal
@@ -4,10 +4,10 @@ cabal-version: 1.12
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 7c3d5511ae3e0b87af5d89a1f2b127fb9c33cacb05894148d9169c77a6309362
+-- hash: add9571ab706995c6fd0edd71da2224407d87ed9b1ebc1135efdf423fa10dd38
 
 name:           hledger
-version:        1.18
+version:        1.18.99
 synopsis:       Command-line interface for the hledger accounting system
 description:    The command-line interface for the hledger accounting system.
                 Its basic function is to read a plain text file describing
@@ -144,7 +144,7 @@ library
   other-modules:
       Paths_hledger
   ghc-options: -Wall -fno-warn-unused-do-bind -fno-warn-name-shadowing -fno-warn-missing-signatures -fno-warn-type-defaults -fno-warn-orphans -optP-Wno-nonportable-include-path
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   build-depends:
       Decimal >=0.5.1
     , Diff
@@ -161,7 +161,7 @@ library
     , filepath
     , hashable >=1.2.4
     , haskeline >=0.6
-    , hledger-lib >=1.18 && <1.19
+    , hledger-lib >=1.18.99 && <1.19
     , lucid
     , math-functions >=0.3.3.0
     , megaparsec >=7.0.0 && <8.1
@@ -197,7 +197,7 @@ executable hledger
   hs-source-dirs:
       app
   ghc-options: -Wall -fno-warn-unused-do-bind -fno-warn-name-shadowing -fno-warn-missing-signatures -fno-warn-type-defaults -fno-warn-orphans -optP-Wno-nonportable-include-path
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   build-depends:
       Decimal >=0.5.1
     , aeson
@@ -213,7 +213,7 @@ executable hledger
     , filepath
     , haskeline >=0.6
     , hledger
-    , hledger-lib >=1.18 && <1.19
+    , hledger-lib >=1.18.99 && <1.19
     , math-functions >=0.3.3.0
     , megaparsec >=7.0.0 && <8.1
     , mtl >=2.2.1
@@ -249,7 +249,7 @@ test-suite unittest
   hs-source-dirs:
       test
   ghc-options: -Wall -fno-warn-unused-do-bind -fno-warn-name-shadowing -fno-warn-missing-signatures -fno-warn-type-defaults -fno-warn-orphans -optP-Wno-nonportable-include-path
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   build-depends:
       Decimal >=0.5.1
     , aeson
@@ -265,7 +265,7 @@ test-suite unittest
     , filepath
     , haskeline >=0.6
     , hledger
-    , hledger-lib >=1.18 && <1.19
+    , hledger-lib >=1.18.99 && <1.19
     , math-functions >=0.3.3.0
     , megaparsec >=7.0.0 && <8.1
     , mtl >=2.2.1
@@ -315,7 +315,7 @@ benchmark bench
     , filepath
     , haskeline >=0.6
     , hledger
-    , hledger-lib >=1.18 && <1.19
+    , hledger-lib >=1.18.99 && <1.19
     , html
     , math-functions >=0.3.3.0
     , megaparsec >=7.0.0 && <8.1
diff --git a/hledger/package.yaml b/hledger/package.yaml
index a6e6f095a..8d2aeb850 100644
--- a/hledger/package.yaml
+++ b/hledger/package.yaml
@@ -1,5 +1,5 @@
 name: hledger
-version: 1.18
+version: 1.18.99
 synopsis: Command-line interface for the hledger accounting system
 description: |
   The command-line interface for the hledger accounting system.
@@ -106,7 +106,7 @@ ghc-options:
 - -optP-Wno-nonportable-include-path
 
 dependencies:
-- hledger-lib >=1.18 && <1.19
+- hledger-lib >=1.18.99 && <1.19
 - aeson
 - ansi-terminal >=0.6.2.3
 - base >=4.9 && <4.15
@@ -149,7 +149,7 @@ when:
   - terminfo
 
 library:
-  cpp-options: -DVERSION="1.18"
+  cpp-options: -DVERSION="1.18.99"
   exposed-modules:
   - Hledger.Cli
   - Hledger.Cli.Main
@@ -197,7 +197,7 @@ executables:
   hledger:
     source-dirs: app
     main: hledger-cli.hs
-    cpp-options: -DVERSION="1.18"
+    cpp-options: -DVERSION="1.18.99"
     when:
     - condition: flag(threaded)
       ghc-options: -threaded
@@ -209,7 +209,7 @@ tests:
     source-dirs: test
     main: unittest.hs
     other-modules: []  # prevent double compilation, https://github.com/sol/hpack/issues/188
-    cpp-options: -DVERSION="1.18"
+    cpp-options: -DVERSION="1.18.99"
     dependencies:
     - hledger