diff --git a/app/build.gradle b/app/build.gradle
index 0f2d66e87..1824b4f19 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -292,7 +292,7 @@ dependencies {
     implementation 'androidx.core:core-ktx:1.6.0'
 
     testImplementation 'junit:junit:4.13.2'
-    testImplementation 'org.mockito:mockito-core:4.0.0'
+    testImplementation 'org.mockito:mockito-core:3.12.4'
     testImplementation "org.powermock:powermock-core:${powermockVersion}"
     testImplementation "org.powermock:powermock-module-junit4:${powermockVersion}"
     testImplementation "org.powermock:powermock-api-mockito2:${powermockVersion}"