diff --git a/ChangeLog.md b/ChangeLog.md
index ef333122ba2edf092ba58eaf910d518d7080451a..9396c16db01f54ea5f15076d20d882c70dd76a26 100644
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,6 +1,11 @@
 # Changelog for tahoe-lafs-immutable-uploader
 
-## 0.1.0
+## 0.1.0.1
+
+* Switch from `base64` to `base64-bytestring` to avoid an encoding bug on ARM
+  with GHC 8.6.5.
+
+## 0.1.0.0
 
 * Initial release.
-* Support for encoding data using Tahoe-LAFS' CHK protocol.
+* Support for encoding and decoding data using Tahoe-LAFS' CHK protocol.
diff --git a/tahoe-chk.cabal b/tahoe-chk.cabal
index c8d9cf75121c1b4877c265f5c2887113ca918d0e..2d4d21e9f0d3931ef2ec19077f51098a3928cdc6 100644
--- a/tahoe-chk.cabal
+++ b/tahoe-chk.cabal
@@ -1,6 +1,6 @@
 cabal-version:      1.12
 name:               tahoe-chk
-version:            0.1.0.0
+version:            0.1.0.1
 synopsis:
   The Tahoe-LAFS' Content-Hash-Key (CHK) cryptographic protocol.