diff --git a/README.md b/README.md
index 4d2bf94..0a2b55a 100755
--- a/README.md
+++ b/README.md
@@ -23,7 +23,7 @@ $ installJRMC --help
 --compat
     Build/install MC without minimum dependency version requirements
 --mcversion VERSION
-    Build or install a specific MC version, ex. "30.0.83" (default: latest version)
+    Build or install a specific MC version, ex. "31.0.11" (default: latest version)
 --arch ARCH
     Specify the MC architecture, ex. "amd64", "arm64", etc (default: host architecture)
 --outputdir PATH
@@ -112,9 +112,9 @@ Multiple services (but not `--service-types`) can be installed at one time using
 
     Install MC from the repository and start/enable `jriver-mediacenter.service` as a user service.
 
-* `installJRMC --install local --compat --restorefile /path/to/license.mjr --mcversion 30.0.83`
+* `installJRMC --install local --compat --restorefile /path/to/license.mjr --mcversion 31.0.11`
 
-    Build and install an MC 30.0.83 comptability RPM locally and activate it using the `/path/to/license.mjr`
+    Build and install an MC 31.0.11 comptability RPM locally and activate it using the `/path/to/license.mjr`
 
 * `installJRMC --createrepo --createrepo-webroot /srv/jriver/repo --createrepo-user www-user`
 
diff --git a/forum.bbcode b/forum.bbcode
index 0f47041..d188983 100644
--- a/forum.bbcode
+++ b/forum.bbcode
@@ -32,7 +32,7 @@ $ installJRMC --help
 --compat
     Build/install MC without minimum dependency version requirements
 --mcversion VERSION
-    Build or install a specific MC version, ex. "30.0.83"
+    Build or install a specific MC version, ex. "31.0.11"
 --arch ARCH
     Specify the MC architecture, ex. "amd64", "arm64", etc (default: host architecture)
 --outputdir PATH
@@ -111,8 +111,8 @@ Install the latest version of MC from the best available repository.
 Install a more widely-compatible version of the latest MC version.
 [code]installJRMC --install repo --service jriver-mediacenter --service-type user[/code]
 Install MC from the repository and start/enable jriver-mediacenter.service as a user service.
-[code]installJRMC --install local --compat --restorefile /path/to/license.mjr --mcversion 30.0.83[/code]
-Build and install an MC 30.0.83 comptability RPM locally and activate it using the /path/to/license.mjr
+[code]installJRMC --install local --compat --restorefile /path/to/license.mjr --mcversion 31.0.11[/code]
+Build and install an MC 31.0.11 comptability RPM locally and activate it using the /path/to/license.mjr
 [code]installJRMC --createrepo --createrepo-webroot /srv/jriver/repo --createrepo-user www-user[/code]
 Build an RPM locally for the current distro, move it to the webroot, and run createrepo as www-user.
 [code]installJRMC --service jriver-createrepo --createrepo-webroot /srv/jriver/repo --createrepo-user www-user[/code]
diff --git a/installJRMC b/installJRMC
index c5fa922..7887584 100755
--- a/installJRMC
+++ b/installJRMC
@@ -16,10 +16,10 @@
 
 shopt -s extglob
 
-declare -g SCRIPTVERSION="1.0-dev"
-declare -g BOARDURL="https://yabb.jriver.com/interact/index.php/board,76.0.html" # MC30
-declare -g DEBIANBASE="buster"
-declare -g MCVERSION_HARDCODE="30.0.83"
+declare -g SCRIPTVERSION="1.0-rc8"
+declare -g BOARDURL="https://yabb.jriver.com/interact/index.php/board,80.0.html" # MC31
+declare -g DEBIANBASE="bullseye"
+declare -g MCVERSION_HARDCODE="31.0.11"
 
 printHelp() {
     debug "Running: ${FUNCNAME[0]}"
@@ -40,7 +40,7 @@ printHelp() {
 		    --compat
 		        Build/install MC locally without minimum dependency version requirements
 		    --mcversion VERSION
-		        Specify the MC version, ex. "30.0.83" (default: latest version)
+		        Specify the MC version, ex. "31.0.11" (default: latest version)
 		    --arch VERSION
 		        Specify the MC architecture, ex. "amd64", "arm64", etc (default: host architecture)
 		    --outputdir PATH
@@ -387,7 +387,7 @@ parseInput() {
 
 #######################################
 # Uses several methods to determine the latest JRiver MC version
-# TODO but how to determine build distro `$DEBIANBASE=buster`?
+# TODO but how to determine build distro `$DEBIANBASE=bullseye`?
 #######################################
 setMCVersion() {
     debug "Running: ${FUNCNAME[0]}"