diff --git a/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/cassandra-env.sh b/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/cassandra-env.sh
index ca14a2959663..795dc37a5687 100644
--- a/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/cassandra-env.sh
+++ b/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/cassandra-env.sh
@@ -56,6 +56,7 @@ cassandra_env_vars=(
     ALLOW_EMPTY_PASSWORD
     CASSANDRA_AUTHORIZER
     CASSANDRA_AUTHENTICATOR
+    CASSANDRA_AUTOMATIC_SSTABLE_UPGRADE
     CASSANDRA_USER
     CASSANDRA_PASSWORD
     CASSANDRA_KEYSTORE_PASSWORD
@@ -123,6 +124,7 @@ export CASSANDRA_SEEDS="${CASSANDRA_SEEDS:-$CASSANDRA_HOST}"
 export CASSANDRA_PEERS="${CASSANDRA_PEERS:-$CASSANDRA_SEEDS}"
 export CASSANDRA_RACK="${CASSANDRA_RACK:-rack1}"
 export CASSANDRA_BROADCAST_ADDRESS="${CASSANDRA_BROADCAST_ADDRESS:-}"
+export CASSANDRA_AUTOMATIC_SSTABLE_UPGRADE="${CASSANDRA_AUTOMATIC_SSTABLE_UPGRADE:-false}"
 
 # Database initialization settings
 export CASSANDRA_STARTUP_CQL="${CASSANDRA_STARTUP_CQL:-}"
diff --git a/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/libcassandra.sh b/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/libcassandra.sh
index b8e7f63da5ff..9216b8972b76 100644
--- a/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/libcassandra.sh
+++ b/bitnami/cassandra/4.0/debian-11/rootfs/opt/bitnami/scripts/libcassandra.sh
@@ -234,6 +234,7 @@ cassandra_validate() {
     done
 
     check_true_false_value CASSANDRA_SSL_VALIDATE
+    check_true_false_value CASSANDRA_AUTOMATIC_SSTABLE_UPGRADE
 
     if ((${#CASSANDRA_PASSWORD} > 512)); then
         print_validation_error "The password cannot be longer than 512 characters. Set the environment variable CASSANDRA_PASSWORD with a shorter value"
@@ -405,6 +406,10 @@ cassandra_setup_cluster() {
             cassandra_yaml_set "broadcast_address" "$CASSANDRA_BROADCAST_ADDRESS"
         fi
 
+        if [[ -n "$CASSANDRA_AUTOMATIC_SSTABLE_UPGRADE" ]]; then
+            cassandra_yaml_set "automatic_sstable_upgrade" "$CASSANDRA_AUTOMATIC_SSTABLE_UPGRADE"
+        fi
+
         cassandra_config="$(sed -E "/client_encryption_options:.*/ {N;N; s/client_encryption_options:[^\n]*(\n\s{4}#.*)?\n\s{4}enabled:.*/client_encryption_options:\1\n    enabled: $CASSANDRA_CLIENT_ENCRYPTION/g}" "$CASSANDRA_CONF_FILE")"
         echo "$cassandra_config" >"$CASSANDRA_CONF_FILE"
     else
diff --git a/bitnami/cassandra/README.md b/bitnami/cassandra/README.md
index e0f637080928..2ad692309e0a 100644
--- a/bitnami/cassandra/README.md
+++ b/bitnami/cassandra/README.md
@@ -208,6 +208,7 @@ cassandra:
  - `CASSANDRA_ENABLE_SCRIPTED_USER_DEFINED_FUNCTIONS`: User defined scripted functions. Default: **false**
  - `CASSANDRA_BROADCAST_ADDRESS`: The public IP address this node uses to broadcast to other nodes outside the network or across regions in multiple-region EC2 deployments. This option is commented out by default (if not provided, Apache Cassandra will use "listen_address"). No defaults.
  - `CASSANDRA_COMMITLOG_DIR`: Directory where the commit logs will be stored. Default: **/bitnami/cassandra/data/commitlog**
+ - `CASSANDRA_AUTOMATIC_SSTABLE_UPGRADE`: Automatically upgrade sstables after upgrade - if there is no ordinary compaction to do, the oldest non-upgraded sstable will get upgraded to the latest version. Default: **false**.
 
 Additionally, any environment variable beginning with the following prefix will be mapped to its corresponding Apache Cassandra key in the proper file: