diff --git a/server/build.gradle b/server/build.gradle
index 0dbe2705..0c8a51ae 100644
--- a/server/build.gradle
+++ b/server/build.gradle
@@ -42,7 +42,7 @@ dependencies {
   implementation 'org.slf4j:slf4j-simple:2.0.13'
 
   // JUnit Jupiter API for testing.
-  testImplementation 'org.junit.jupiter:junit-jupiter-api:5.10.3'
+  testImplementation 'org.junit.jupiter:junit-jupiter-api:5.12.0'
 
   // JUnit Jupiter Engine for testing.
   testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.11.3'