diff --git a/build.gradle b/build.gradle
index b223b44..6c6f257 100644
--- a/build.gradle
+++ b/build.gradle
@@ -99,7 +99,7 @@ dependencies {
     api 'org.yaml:snakeyaml:1.33'
 
     // Dependencies from old Matrix-java-sdk
-    api 'org.apache.commons:commons-lang3:3.20.0'
+    api 'org.apache.commons:commons-lang3:3.21.0'
     api 'com.squareup.okhttp3:okhttp:5.5.0'
     api 'commons-codec:commons-codec:1.22.1'