diff --git a/app/build.gradle b/app/build.gradle
index 8d63808..7ee56aa 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -45,7 +45,7 @@ dependencies {
     implementation 'com.google.firebase:firebase-auth:24.0.1'
     implementation 'com.google.firebase:firebase-firestore:26.0.2'
 
-    testImplementation 'org.mockito:mockito-core:5.19.0'
+    testImplementation 'org.mockito:mockito-core:5.21.0'
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.3.0'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.7.0'