diff --git a/build.gradle b/build.gradle
index b701b7f..27d6dc8 100644
--- a/build.gradle
+++ b/build.gradle
@@ -72,7 +72,7 @@ configure(javaprojects) {
             dependency 'javax.servlet:javax.servlet-api:4.0.1'
 
             dependency 'junit:junit:4.12'
-            dependency 'org.assertj:assertj-core:3.12.0'
+            dependency 'org.assertj:assertj-core:3.20.2'
             dependency 'org.mockito:mockito-core:2.28.2'
             dependency 'org.powermock:powermock-api-mockito2:2.0.2'
             dependency 'org.powermock:powermock-module-junit4:2.0.2'