diff --git a/labs/unicorn-location-api/final/unicorn-location-api-final/UnicornLocationFunction/pom.xml b/labs/unicorn-location-api/final/unicorn-location-api-final/UnicornLocationFunction/pom.xml
index 12ffb1933..8c9aee758 100644
--- a/labs/unicorn-location-api/final/unicorn-location-api-final/UnicornLocationFunction/pom.xml
+++ b/labs/unicorn-location-api/final/unicorn-location-api-final/UnicornLocationFunction/pom.xml
@@ -17,7 +17,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>dynamodb</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
             <exclusions>
                 <exclusion>
                     <groupId>software.amazon.awssdk</groupId>
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>aws-crt-client</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
         </dependency>
         <dependency>
             <groupId>com.amazonaws</groupId>
diff --git a/labs/unicorn-stock-broker/pom.xml b/labs/unicorn-stock-broker/pom.xml
index c7d97c6c3..d7b387f76 100644
--- a/labs/unicorn-stock-broker/pom.xml
+++ b/labs/unicorn-stock-broker/pom.xml
@@ -17,7 +17,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <spring-cloud.version>2023.0.3</spring-cloud.version>
-        <aws-sdk.version>2.28.17</aws-sdk.version>
+        <aws-sdk.version>2.28.21</aws-sdk.version>
     </properties>
 
     <dependencies>
diff --git a/labs/unicorn-store/infrastructure/db-setup/pom.xml b/labs/unicorn-store/infrastructure/db-setup/pom.xml
index c594d3eb1..0d81ec9cd 100644
--- a/labs/unicorn-store/infrastructure/db-setup/pom.xml
+++ b/labs/unicorn-store/infrastructure/db-setup/pom.xml
@@ -8,7 +8,7 @@
     <name>AWS Lambda function to setup the Amazon RDS Instance</name>
 
     <properties>
-        <aws.java.sdk.version>2.28.17</aws.java.sdk.version>
+        <aws.java.sdk.version>2.28.21</aws.java.sdk.version>
     </properties>
 
     <dependencyManagement>
diff --git a/labs/unicorn-store/software/alternatives/unicorn-audit-service/pom.xml b/labs/unicorn-store/software/alternatives/unicorn-audit-service/pom.xml
index 4c038e42e..a311f5268 100644
--- a/labs/unicorn-store/software/alternatives/unicorn-audit-service/pom.xml
+++ b/labs/unicorn-store/software/alternatives/unicorn-audit-service/pom.xml
@@ -34,7 +34,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>dynamodb</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
             <exclusions>
                 <exclusion>
                     <groupId>software.amazon.awssdk</groupId>
@@ -49,7 +49,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>aws-crt-client</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
         </dependency>
         <dependency>
             <groupId>com.amazonaws</groupId>
diff --git a/labs/unicorn-store/software/alternatives/unicorn-store-micronaut/pom.xml b/labs/unicorn-store/software/alternatives/unicorn-store-micronaut/pom.xml
index 22a40d91b..9fcbbb8b7 100644
--- a/labs/unicorn-store/software/alternatives/unicorn-store-micronaut/pom.xml
+++ b/labs/unicorn-store/software/alternatives/unicorn-store-micronaut/pom.xml
@@ -29,7 +29,7 @@
       <dependency>
         <groupId>software.amazon.awssdk</groupId>
         <artifactId>bom</artifactId>
-        <version>2.28.17</version>
+        <version>2.28.21</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>
diff --git a/labs/unicorn-store/software/alternatives/unicorn-store-quarkus/pom.xml b/labs/unicorn-store/software/alternatives/unicorn-store-quarkus/pom.xml
index 4b32573e7..5aff4d162 100644
--- a/labs/unicorn-store/software/alternatives/unicorn-store-quarkus/pom.xml
+++ b/labs/unicorn-store/software/alternatives/unicorn-store-quarkus/pom.xml
@@ -21,7 +21,7 @@
       <dependency>
         <groupId>software.amazon.awssdk</groupId>
         <artifactId>bom</artifactId>
-        <version>2.28.17</version>
+        <version>2.28.21</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>
diff --git a/labs/unicorn-store/software/alternatives/unicorn-store-spring-graalvm/pom.xml b/labs/unicorn-store/software/alternatives/unicorn-store-spring-graalvm/pom.xml
index ec6b8ca51..40c574983 100644
--- a/labs/unicorn-store/software/alternatives/unicorn-store-spring-graalvm/pom.xml
+++ b/labs/unicorn-store/software/alternatives/unicorn-store-spring-graalvm/pom.xml
@@ -32,7 +32,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>eventbridge</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
             <exclusions>
                 <exclusion>
                     <groupId>software.amazon.awssdk</groupId>
@@ -47,7 +47,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>aws-crt-client</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
         </dependency>
 
         <dependency>
diff --git a/labs/unicorn-store/software/unicorn-store-spring/pom.xml b/labs/unicorn-store/software/unicorn-store-spring/pom.xml
index 6e4a6c1f0..50901a8b8 100644
--- a/labs/unicorn-store/software/unicorn-store-spring/pom.xml
+++ b/labs/unicorn-store/software/unicorn-store-spring/pom.xml
@@ -31,7 +31,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>eventbridge</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
             <exclusions>
                 <exclusion>
                     <groupId>software.amazon.awssdk</groupId>
@@ -46,7 +46,7 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>aws-crt-client</artifactId>
-            <version>2.28.17</version>
+            <version>2.28.21</version>
         </dependency>
 
         <dependency>