diff --git a/build.gradle b/build.gradle
index 26116c6e..6d26a1aa 100644
--- a/build.gradle
+++ b/build.gradle
@@ -89,7 +89,7 @@ subprojects {
     }
 
     dependencies {
-        implementation "org.apache.commons:commons-lang3:3.20.0"
+        implementation "org.apache.commons:commons-lang3:3.21.0"
 
         testImplementation "org.junit.jupiter:junit-jupiter-api:${jupiterVersion}"
         testRuntimeOnly "org.junit.jupiter:junit-jupiter-engine:${jupiterVersion}"
diff --git a/java-spiffe-core/build.gradle b/java-spiffe-core/build.gradle
index 77abe63f..36618925 100644
--- a/java-spiffe-core/build.gradle
+++ b/java-spiffe-core/build.gradle
@@ -83,7 +83,7 @@ dependencies {
     testFixturesImplementation "com.nimbusds:nimbus-jose-jwt:${nimbusVersion}"
 
     testFixturesImplementation "org.bouncycastle:bcpkix-jdk15on:1.70"
-    testFixturesImplementation "org.apache.commons:commons-lang3:3.20.0"
+    testFixturesImplementation "org.apache.commons:commons-lang3:3.21.0"
 }
 
 protobuf {