diff --git a/airbyte-cdk/java/airbyte-cdk/README.md b/airbyte-cdk/java/airbyte-cdk/README.md
index e4e8a8f01c449..1aa24c5c29ece 100644
--- a/airbyte-cdk/java/airbyte-cdk/README.md
+++ b/airbyte-cdk/java/airbyte-cdk/README.md
@@ -166,6 +166,7 @@ MavenLocal debugging steps:
 
 | Version | Date       | Pull Request                                               | Subject                                                                                                                                                        |
 |:--------|:-----------|:-----------------------------------------------------------|:---------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| 0.21.1  | 2024-02-20 | [\#35199](https://github.com/airbytehq/airbyte/pull/35199) | Add thread names to the logs.                                                                                                                                  |
 | 0.21.0  | 2024-02-16 | [\#35314](https://github.com/airbytehq/airbyte/pull/35314) | Delete S3StreamCopier classes. These have been superseded by the async destinations framework.                                                                 |
 | 0.20.9  | 2024-02-15 | [\#35240](https://github.com/airbytehq/airbyte/pull/35240) | Make state emission to platform inside state manager itself.                                                                                                   |
 | 0.20.8  | 2024-02-15 | [\#35285](https://github.com/airbytehq/airbyte/pull/35285) | Improve blobstore module structure.                                                                                                                            |
diff --git a/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/AirbyteLogMessageTemplate.json b/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/AirbyteLogMessageTemplate.json
index ea1e0f9f7b402..657126acde94c 100644
--- a/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/AirbyteLogMessageTemplate.json
+++ b/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/AirbyteLogMessageTemplate.json
@@ -7,7 +7,7 @@
     },
     "message": {
       "$resolver": "pattern",
-      "pattern": "%level %C{1.}(%M):%L %m",
+      "pattern": "%level %thread %C{1.}(%M):%L %m",
       "stringified": true
     },
     "stack_trace": {
diff --git a/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/version.properties b/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/version.properties
index 9af4b1f631da2..bc919963f6f8a 100644
--- a/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/version.properties
+++ b/airbyte-cdk/java/airbyte-cdk/core/src/main/resources/version.properties
@@ -1 +1 @@
-version=0.21.0
+version=0.21.1
diff --git a/airbyte-cdk/java/airbyte-cdk/core/src/test/java/io/airbyte/cdk/integrations/base/AirbyteLogMessageTemplateTest.java b/airbyte-cdk/java/airbyte-cdk/core/src/test/java/io/airbyte/cdk/integrations/base/AirbyteLogMessageTemplateTest.java
index 39795319dbf7f..8e9b91c939f80 100644
--- a/airbyte-cdk/java/airbyte-cdk/core/src/test/java/io/airbyte/cdk/integrations/base/AirbyteLogMessageTemplateTest.java
+++ b/airbyte-cdk/java/airbyte-cdk/core/src/test/java/io/airbyte/cdk/integrations/base/AirbyteLogMessageTemplateTest.java
@@ -88,7 +88,8 @@ public void testAirbyteLogMessageFormat() throws java.io.IOException {
     // validate that the message inside AirbyteLogMessage matches the pattern.
     // pattern to check for is: LOG_LEVEL className(methodName):LineNumber logMessage
     final String connectorLogMessageRegex =
-        "^INFO [\\w+.]*.AirbyteLogMessageTemplateTest\\(testAirbyteLogMessageFormat\\):\\d+ hello$";
+        String.format("^INFO %s [\\w+.]*.AirbyteLogMessageTemplateTest\\(testAirbyteLogMessageFormat\\):\\d+ hello$",
+            Pattern.compile(Thread.currentThread().getName()));
     final Pattern pattern = Pattern.compile(connectorLogMessageRegex);
 
     final Matcher matcher = pattern.matcher(connectorLogMessage);
diff --git a/airbyte-cdk/java/airbyte-cdk/dependencies/src/main/resources/log4j2-test.xml b/airbyte-cdk/java/airbyte-cdk/dependencies/src/main/resources/log4j2-test.xml
index 53da5aaee0570..067f667f68547 100644
--- a/airbyte-cdk/java/airbyte-cdk/dependencies/src/main/resources/log4j2-test.xml
+++ b/airbyte-cdk/java/airbyte-cdk/dependencies/src/main/resources/log4j2-test.xml
@@ -2,7 +2,7 @@
 <Configuration status="INFO">
     <Properties>
         <!-- Set the LOG_SCRUB_PATTERN env var to a regex pattern to scrub the log messages of secrets or any other unwanted content. -->
-        <Property name="jvm-log-pattern">%d{yyyy-MM-dd'T'HH:mm:ss,SSS}{GMT+0}`%highlight{%p}`%C{1.}(%M):%L - %replace{%m}{$${env:LOG_SCRUB_PATTERN:-\*\*\*\*\*}}{*****}%n</Property>
+        <Property name="jvm-log-pattern">%d{yyyy-MM-dd'T'HH:mm:ss,SSS}{GMT+0} %thread `%highlight{%p}`%C{1.}(%M):%L - %replace{%m}{$${env:LOG_SCRUB_PATTERN:-\*\*\*\*\*}}{*****}%n</Property>
         <!--Logs the timestamp and log_source/application name in the beginning of the line if it exists with a > separator, and then always the rest of the line.-->
         <Property name="container-log-pattern">%d{yyyy-MM-dd'T'HH:mm:ss,SSS}{GMT+0}`%replace{ %X{log_source}}{^ -}{} > %replace{%m}{$${env:LOG_SCRUB_PATTERN:-\*\*\*\*\*}}{*****}%n</Property>
         <!-- Always log INFO by default. -->