diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index c19c31322..167206e53 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -11,7 +11,7 @@ apache-commons-pool2 = '2.13.0'
 apache-datasketches = '3.1.0'
 apache-commons-compress = '1.28.0'
 
-assertj = '3.25.3'
+assertj = '3.27.6'
 avro = '1.11.4'
 byte-buddy = '1.18.1'
 confluent = '7.9.5'
@@ -24,11 +24,11 @@ odd-oddrn-client = '0.1.41'
 cel = '0.3.0'
 # This version should be compatible with the version used by spring-boot-starter-test to avoid conflicts
 # See https://github.com/spring-projects/spring-boot/blob/b6b570ebebb6ea233e00af5e554adcf40256f224/gradle.properties#L16C21-L16C27
-junit = '5.12.2'
-mockito = '5.20.0'
+junit = '5.14.1'
+mockito = '5.21.0'
 okhttp3 = '4.12.0'
 wiremock = '3.9.1'
-testcontainers = '1.20.6'
+testcontainers = '1.21.3'
 swagger-integration-jakarta = '2.2.28'
 jakarta-annotation-api = '2.1.1'
 jackson-databind-nullable = '0.2.6'
@@ -120,7 +120,7 @@ assertj = { module = 'org.assertj:assertj-core', version.ref = 'assertj' }
 jsonschemavalidator = { module = 'com.github.java-json-tools:json-schema-validator', version.ref = 'json-schema-validator' }
 
 # test scope
-bouncycastle-bcpkix = { module = 'org.bouncycastle:bcpkix-jdk18on', version = '1.80' }
+bouncycastle-bcpkix = { module = 'org.bouncycastle:bcpkix-jdk18on', version = '1.83' }
 
 # Google Managed Service for Apache Kafka support
 google-managed-kafka-login-handler = {module = 'com.google.cloud.hosted.kafka:managed-kafka-auth-login-handler', version = '1.0.5'}