diff --git a/build.gradle b/build.gradle
index d6e5b94..b59ec54 100644
--- a/build.gradle
+++ b/build.gradle
@@ -60,7 +60,7 @@ dependencies {
     api 'software.amazon.awssdk:cloudwatchlogs'
     api 'software.amazon.awssdk:s3'
     api 'software.amazon.awssdk:s3-transfer-manager'
-    api 'software.amazon.awssdk.crt:aws-crt:0.30.9' //used by s3-transfer-manager
+    api 'software.amazon.awssdk.crt:aws-crt:0.31.1' //used by s3-transfer-manager
     api 'software.amazon.awssdk:apache-client'
     api 'software.amazon.awssdk:dynamodb'
     api 'software.amazon.awssdk:sns'
@@ -124,8 +124,7 @@ dependencies {
     testImplementation "org.testcontainers:testcontainers:1.20.1"
     testImplementation "org.testcontainers:junit-jupiter:1.20.1"
     testImplementation "org.testcontainers:localstack:1.20.1"
-    // Localstack module misses SDK v1 classes that are mandatory, see https://github.com/testcontainers/testcontainers-java/issues/1442#issuecomment-694342883
-    testImplementation 'com.amazonaws:aws-java-sdk-s3:1.12.770'
+    testImplementation 'com.amazonaws:aws-java-sdk-s3'
 }
 
 /**********************************************************************************************************************\