diff --git a/hledger-api/hledger-api.cabal b/hledger-api/hledger-api.cabal
index f46e2da80..fd159bcf8 100644
--- a/hledger-api/hledger-api.cabal
+++ b/hledger-api/hledger-api.cabal
@@ -1,8 +1,8 @@
--- This file has been generated from package.yaml by hpack version 0.20.0.
+-- This file has been generated from package.yaml by hpack version 0.28.2.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: b04bd71305e57bfa76f593730e7d5aca62144edfb3b858a2b68e78e46c476a89
+-- hash: 9b937b4285d0c855e81cf6a06d89b5becec7273b00def35f77b6821a83b8c54f
 
 name:           hledger-api
 version:        1.9.99
@@ -27,7 +27,6 @@ license-file:   LICENSE
 tested-with:    GHC==7.10.3, GHC==8.0.2, GHC==8.2.2, GHC==8.4.1
 build-type:     Simple
 cabal-version:  >= 1.10
-
 extra-source-files:
     CHANGES
     examples/01.html
diff --git a/hledger-lib/hledger-lib.cabal b/hledger-lib/hledger-lib.cabal
index 19f9fb671..9fda2022f 100644
--- a/hledger-lib/hledger-lib.cabal
+++ b/hledger-lib/hledger-lib.cabal
@@ -1,8 +1,8 @@
--- This file has been generated from package.yaml by hpack version 0.20.0.
+-- This file has been generated from package.yaml by hpack version 0.28.2.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 6db2d7c1ee228f58b6f1b9a99f1a088e7ef9efb64f00ca810e49e3c0a3a5c0b0
+-- hash: 592152e395a797cb3d802bb72f5633a401f780a273f78bc636443ec2ed7232f6
 
 name:           hledger-lib
 version:        1.9.99
@@ -26,7 +26,6 @@ license-file:   LICENSE
 tested-with:    GHC==7.10.3, GHC==8.0.2, GHC==8.2.2, GHC==8.4.1
 build-type:     Simple
 cabal-version:  >= 1.10
-
 extra-source-files:
     CHANGES
     hledger_csv.5
diff --git a/hledger-ui/hledger-ui.cabal b/hledger-ui/hledger-ui.cabal
index 1d1a4369d..115e00241 100644
--- a/hledger-ui/hledger-ui.cabal
+++ b/hledger-ui/hledger-ui.cabal
@@ -1,8 +1,8 @@
--- This file has been generated from package.yaml by hpack version 0.20.0.
+-- This file has been generated from package.yaml by hpack version 0.28.2.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 811dd6654c9fd5470772abf3683b9756ce8fb1163e6a9a4b526217552d32b6ad
+-- hash: 14279ffbc5973fef7bdbb7dce639eb4acff51f9a60ca6b7a18b30640cbc6333e
 
 name:           hledger-ui
 version:        1.9.99
@@ -28,7 +28,6 @@ license-file:   LICENSE
 tested-with:    GHC==7.10.3, GHC==8.0.2, GHC==8.2.2
 build-type:     Simple
 cabal-version:  >= 1.10
-
 extra-source-files:
     CHANGES
     hledger-ui.1
diff --git a/hledger-web/hledger-web.cabal b/hledger-web/hledger-web.cabal
index 9a381c2b2..b7550901e 100644
--- a/hledger-web/hledger-web.cabal
+++ b/hledger-web/hledger-web.cabal
@@ -1,8 +1,8 @@
--- This file has been generated from package.yaml by hpack version 0.20.0.
+-- This file has been generated from package.yaml by hpack version 0.28.2.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: f0045f00e612c42ed6ed0374542d86395b7a495076744f09bbfbafacecfc853f
+-- hash: a51ae10d4bfa2f17493ee1442d3f957b817dfffef0960f2c6ad9be22a59dbcdb
 
 name:           hledger-web
 version:        1.9.99
@@ -28,7 +28,6 @@ license-file:   LICENSE
 tested-with:    GHC==7.10.3, GHC==8.0.2, GHC==8.2.2, GHC==8.4.1
 build-type:     Simple
 cabal-version:  >= 1.10
-
 extra-source-files:
     CHANGES
     config/favicon.ico
diff --git a/hledger/hledger.cabal b/hledger/hledger.cabal
index 69b945589..57d3518fc 100644
--- a/hledger/hledger.cabal
+++ b/hledger/hledger.cabal
@@ -1,8 +1,8 @@
--- This file has been generated from package.yaml by hpack version 0.20.0.
+-- This file has been generated from package.yaml by hpack version 0.28.2.
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 43c8b035b9b2996f5498fe30c459d7851c3d892fb3984a3e076f7fbe16a7240e
+-- hash: eecd827b902295d8c507d0ec981d848af27c219f1fbda2a8c13d9e0f1a5c773f
 
 name:           hledger
 version:        1.9.99
@@ -28,7 +28,6 @@ license-file:   LICENSE
 tested-with:    GHC==7.10.3, GHC==8.0.2, GHC==8.2.2, GHC==8.4.1
 build-type:     Simple
 cabal-version:  >= 1.10
-
 extra-source-files:
     bench/10000x1000x10.journal
     CHANGES