diff --git a/conventions/build.gradle.kts b/conventions/build.gradle.kts
index 7b8f4cf7b755..6fe6609e5c28 100644
--- a/conventions/build.gradle.kts
+++ b/conventions/build.gradle.kts
@@ -74,5 +74,5 @@ dependencies {
   testImplementation(enforcedPlatform("org.junit:junit-bom:5.11.4"))
   testImplementation("org.junit.jupiter:junit-jupiter-api")
   testRuntimeOnly("org.junit.jupiter:junit-jupiter-engine")
-  testImplementation("org.assertj:assertj-core:3.27.2")
+  testImplementation("org.assertj:assertj-core:3.27.3")
 }
diff --git a/dependencyManagement/build.gradle.kts b/dependencyManagement/build.gradle.kts
index 71a7c0c17667..95409c73d39a 100644
--- a/dependencyManagement/build.gradle.kts
+++ b/dependencyManagement/build.gradle.kts
@@ -105,7 +105,7 @@ val DEPENDENCIES = listOf(
   "io.opentelemetry.contrib:opentelemetry-baggage-processor:${otelContribVersion}",
   "io.opentelemetry.proto:opentelemetry-proto:1.5.0-alpha",
   "io.opentelemetry:opentelemetry-extension-annotations:1.18.0", // deprecated, no longer part of bom
-  "org.assertj:assertj-core:3.27.2",
+  "org.assertj:assertj-core:3.27.3",
   "org.awaitility:awaitility:4.2.2",
   "com.google.code.findbugs:annotations:3.0.1u2",
   "com.google.code.findbugs:jsr305:3.0.2",
diff --git a/examples/distro/gradle/instrumentation.gradle b/examples/distro/gradle/instrumentation.gradle
index 9399c3d452a1..4f1d672f158f 100644
--- a/examples/distro/gradle/instrumentation.gradle
+++ b/examples/distro/gradle/instrumentation.gradle
@@ -25,7 +25,7 @@ dependencies {
   // test dependencies
   testImplementation("io.opentelemetry.javaagent:opentelemetry-testing-common")
   testImplementation("io.opentelemetry:opentelemetry-sdk-testing")
-  testImplementation("org.assertj:assertj-core:3.27.2")
+  testImplementation("org.assertj:assertj-core:3.27.3")
 
   add("codegen", "io.opentelemetry.javaagent:opentelemetry-javaagent-tooling:${versions.opentelemetryJavaagentAlpha}")
   add("muzzleBootstrap", "io.opentelemetry.instrumentation:opentelemetry-instrumentation-annotations-support:${versions.opentelemetryJavaagentAlpha}")
diff --git a/gradle-plugins/build.gradle.kts b/gradle-plugins/build.gradle.kts
index 0d4a191a62c1..db55b9027954 100644
--- a/gradle-plugins/build.gradle.kts
+++ b/gradle-plugins/build.gradle.kts
@@ -42,7 +42,7 @@ dependencies {
 
   implementation("com.gradleup.shadow:shadow-gradle-plugin:8.3.5")
 
-  testImplementation("org.assertj:assertj-core:3.27.2")
+  testImplementation("org.assertj:assertj-core:3.27.3")
 
   testImplementation(enforcedPlatform("org.junit:junit-bom:5.11.4"))
   testImplementation("org.junit.jupiter:junit-jupiter-api")