diff --git a/bitnami/discourse/2/debian-10/Dockerfile b/bitnami/discourse/2/debian-10/Dockerfile
index 1d5297c75df4..e78762561201 100644
--- a/bitnami/discourse/2/debian-10/Dockerfile
+++ b/bitnami/discourse/2/debian-10/Dockerfile
@@ -13,18 +13,18 @@ RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "wait-for-port" "
 RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "uglify-js" "3.13.9-0" --checksum 0633e9c43248da7ae3ea786c0c4d5d51a2610700dda104f8f8bad1eea9f893d6
 RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "ruby" "2.7.3-0" --checksum 2d90de24a8b55a41379330d94c075beefed4f657de5edbb6d89c350b7e1b69aa
 RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "postgresql-client" "13.3.0-0" --checksum 1202c736e3c5b28de1dd1deb05eb2d68bd7ebccc54c9ed1eab05220f346456c3
-RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "node" "14.17.0-0" --checksum 445d6ffbde4c69c382f1d1614f014fb29c716756e6e91e9d5792bfb5268ea4d1
+RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "node" "14.17.1-0" --checksum 989d82a6cd0065bafccd59a681dac9417a3b0844dcaecc88ebeb8a2f69528589
 RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "git" "2.32.0-0" --checksum 3094f50c904e966bd6c6a2d6152cf41fd3a816d32395622a785ccbcda62b7c5f
 RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "brotli" "1.0.9-0" --checksum 710dd6f5c97af313d0e867e793bedc013aebe173f9c28d0fabc09a16d3100ab6
 RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "gosu" "1.13.0-0" --checksum fd7257c2736164d02832dbf72e2c1ed9d875bf3e32f0988520796bc503330129
-RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "discourse" "2.7.1-0" --checksum 5e2ed95b410b123aad34a37ab999b863bd302fa8ed3e482e14ba9e4cbbf4c70e
+RUN . /opt/bitnami/scripts/libcomponent.sh && component_unpack "discourse" "2.7.4-0" --checksum 84b81def8f1d7d23bda9be218e4cf32d506d6079decc80c3ff700c43206b5990
 RUN chmod g+rwX /opt/bitnami
 RUN /opt/bitnami/ruby/bin/gem install --force bundler -v '< 2'
 
 COPY rootfs /
 RUN /opt/bitnami/scripts/discourse/postunpack.sh
 ENV BITNAMI_APP_NAME="discourse" \
-    BITNAMI_IMAGE_VERSION="2.7.1-debian-10-r1" \
+    BITNAMI_IMAGE_VERSION="2.7.4-debian-10-r0" \
     PATH="/opt/bitnami/common/bin:/opt/bitnami/ruby/bin:/opt/bitnami/postgresql/bin:/opt/bitnami/node/bin:/opt/bitnami/python/bin:/opt/bitnami/git/bin:/opt/bitnami/brotli/bin:$PATH" \
     POSTGRESQL_CLIENT_CREATE_DATABASE_NAME="" \
     POSTGRESQL_CLIENT_CREATE_DATABASE_PASSWORD="" \
diff --git a/bitnami/discourse/2/debian-10/prebuildfs/opt/bitnami/.bitnami_components.json b/bitnami/discourse/2/debian-10/prebuildfs/opt/bitnami/.bitnami_components.json
index d77a8b34dec1..a57aee660e52 100644
--- a/bitnami/discourse/2/debian-10/prebuildfs/opt/bitnami/.bitnami_components.json
+++ b/bitnami/discourse/2/debian-10/prebuildfs/opt/bitnami/.bitnami_components.json
@@ -8,10 +8,10 @@
     },
     "discourse": {
         "arch": "amd64",
-        "digest": "5e2ed95b410b123aad34a37ab999b863bd302fa8ed3e482e14ba9e4cbbf4c70e",
+        "digest": "84b81def8f1d7d23bda9be218e4cf32d506d6079decc80c3ff700c43206b5990",
         "distro": "debian-10",
         "type": "NAMI",
-        "version": "2.7.1-0"
+        "version": "2.7.4-0"
     },
     "git": {
         "arch": "amd64",
@@ -29,10 +29,10 @@
     },
     "node": {
         "arch": "amd64",
-        "digest": "445d6ffbde4c69c382f1d1614f014fb29c716756e6e91e9d5792bfb5268ea4d1",
+        "digest": "989d82a6cd0065bafccd59a681dac9417a3b0844dcaecc88ebeb8a2f69528589",
         "distro": "debian-10",
         "type": "NAMI",
-        "version": "14.17.0-0"
+        "version": "14.17.1-0"
     },
     "postgresql-client": {
         "arch": "amd64",
diff --git a/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/discourse-env.sh b/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/discourse-env.sh
index ab0629d8def3..d11b079e788f 100644
--- a/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/discourse-env.sh
+++ b/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/discourse-env.sh
@@ -135,7 +135,7 @@ export DISCOURSE_SMTP_PASSWORD="${DISCOURSE_SMTP_PASSWORD:-}"
 DISCOURSE_SMTP_PROTOCOL="${DISCOURSE_SMTP_PROTOCOL:-"${SMTP_PROTOCOL:-}"}"
 export DISCOURSE_SMTP_PROTOCOL="${DISCOURSE_SMTP_PROTOCOL:-}"
 DISCOURSE_SMTP_AUTH="${DISCOURSE_SMTP_AUTH:-"${SMTP_AUTH:-}"}"
-export DISCOURSE_SMTP_AUTH="${DISCOURSE_SMTP_AUTH:-yes}"
+export DISCOURSE_SMTP_AUTH="${DISCOURSE_SMTP_AUTH:-login}"
 
 # Database configuration
 export DISCOURSE_DEFAULT_DATABASE_HOST="postgresql" # only used at build time
diff --git a/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/libdiscourse.sh b/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/libdiscourse.sh
index d6e7d08358a6..7d29545f5a5d 100644
--- a/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/libdiscourse.sh
+++ b/bitnami/discourse/2/debian-10/rootfs/opt/bitnami/scripts/libdiscourse.sh
@@ -111,6 +111,7 @@ discourse_validate() {
         is_empty_value "$DISCOURSE_SMTP_PORT_NUMBER" && print_validation_error "The DISCOURSE_SMTP_PORT_NUMBER environment variable is empty or not set."
         ! is_empty_value "$DISCOURSE_SMTP_PORT_NUMBER" && check_valid_port "DISCOURSE_SMTP_PORT_NUMBER"
         ! is_empty_value "$DISCOURSE_SMTP_PROTOCOL" && check_multi_value "DISCOURSE_SMTP_PROTOCOL" "ssl tls"
+        check_multi_value "DISCOURSE_SMTP_AUTH" "plain login cram_md5"
     fi
 
     return "$error_code"
diff --git a/bitnami/discourse/README.md b/bitnami/discourse/README.md
index 7e18364fbfa1..f7ae0117fca7 100644
--- a/bitnami/discourse/README.md
+++ b/bitnami/discourse/README.md
@@ -31,7 +31,7 @@ You can find the default credentials and available configuration options in the
 Learn more about the Bitnami tagging policy and the difference between rolling tags and immutable tags [in our documentation page](https://docs.bitnami.com/tutorials/understand-rolling-tags-containers/).
 
 
-- [`2`, `2-debian-10`, `2.7.1`, `2.7.1-debian-10-r1`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-discourse/blob/2.7.1-debian-10-r1/2/debian-10/Dockerfile)
+- [`2`, `2-debian-10`, `2.7.4`, `2.7.4-debian-10-r0`, `latest` (2/debian-10/Dockerfile)](https://github.com/bitnami/bitnami-docker-discourse/blob/2.7.4-debian-10-r0/2/debian-10/Dockerfile)
 
 Subscribe to project updates by watching the [bitnami/discourse GitHub repo](https://github.com/bitnami/bitnami-docker-discourse).
 
@@ -339,7 +339,7 @@ To configure Discourse to send email using SMTP you can set the following enviro
 - `DISCOURSE_SMTP_USER`: SMTP account user.
 - `DISCOURSE_SMTP_PASSWORD`: SMTP account password.
 - `DISCOURSE_SMTP_PROTOCOL`: If specified, SMTP protocol to use. Allowed values: tls, ssl. No default.
-- `DISCOURSE_SMTP_AUTH`: SMTP authentication method. Default: **login*.
+- `DISCOURSE_SMTP_AUTH`: SMTP authentication method. Default: **login**.
 
 #### Examples