diff --git a/CHANGELOG.md b/CHANGELOG.md
index 15311c8..a07304b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,8 @@
 CHANGELOG
 =========
 
-v0.42 (July 4, 2019)
---------------------
+v0.42b (August 3, 2019)
+-----------------------
 
 Changes:
 
@@ -19,6 +19,8 @@ Software updates:
 * Upgraded Nextcloud from 14.0.6 to 15.0.8 (with Contacts from 2.1.8 to 3.1.1 and Calendar from 1.6.4 to 1.6.5).
 * Upgraded Z-Push from 2.4.4 to 2.5.0.
 
+Note that v0.42 (July 4, 2019) was pulled shortly after it was released to fix a Nextcloud upgrade issue.
+
 v0.41 (February 26, 2019)
 -------------------------
 
diff --git a/README.md b/README.md
index d93a084..925e62a 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@ by him:
 	$ curl -s https://keybase.io/joshdata/key.asc | gpg --import
 	gpg: key C10BDD81: public key "Joshua Tauberer <jt@occams.info>" imported
 
-	$ git verify-tag v0.42
+	$ git verify-tag v0.42b
 	gpg: Signature made ..... using RSA key ID C10BDD81
 	gpg: Good signature from "Joshua Tauberer <jt@occams.info>"
 	gpg: WARNING: This key is not certified with a trusted signature!
@@ -71,7 +71,7 @@ and on his [personal homepage](https://razor.occams.info/). (Of course, if this
 
 Checkout the tag corresponding to the most recent release:
 
-	$ git checkout v0.42
+	$ git checkout v0.42b
 
 Begin the installation.
 
diff --git a/setup/bootstrap.sh b/setup/bootstrap.sh
index 74bf5e1..1135107 100644
--- a/setup/bootstrap.sh
+++ b/setup/bootstrap.sh
@@ -20,7 +20,7 @@ if [ -z "$TAG" ]; then
 	# want to display in status checks.
 	if [ "`lsb_release -d | sed 's/.*:\s*//' | sed 's/18\.04\.[0-9]/18.04/' `" == "Ubuntu 18.04 LTS" ]; then
 		# This machine is running Ubuntu 18.04.
-		TAG=v0.41
+		TAG=v0.42b
 
 	elif [ "`lsb_release -d | sed 's/.*:\s*//' | sed 's/14\.04\.[0-9]/14.04/' `" == "Ubuntu 14.04 LTS" ]; then
 		# This machine is running Ubuntu 14.04.