diff --git a/playtime-api/build.gradle.kts b/playtime-api/build.gradle.kts
index 31f60f2..7ffcdc6 100644
--- a/playtime-api/build.gradle.kts
+++ b/playtime-api/build.gradle.kts
@@ -3,8 +3,8 @@ dependencies {
 
     testImplementation("org.junit.jupiter:junit-jupiter:6.0.1")
     testImplementation("org.assertj:assertj-core:3.27.6")
-    testImplementation("org.mockito:mockito-core:5.20.0")
-    testImplementation("org.mockito:mockito-junit-jupiter:5.20.0")
+    testImplementation("org.mockito:mockito-core:5.21.0")
+    testImplementation("org.mockito:mockito-junit-jupiter:5.21.0")
     testImplementation("org.mockito:mockito-inline:5.2.0")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 }
\ No newline at end of file
diff --git a/playtime-core/build.gradle.kts b/playtime-core/build.gradle.kts
index c97c181..a4419f9 100644
--- a/playtime-core/build.gradle.kts
+++ b/playtime-core/build.gradle.kts
@@ -37,8 +37,8 @@ dependencies {
 
     testImplementation("org.junit.jupiter:junit-jupiter:6.0.1")
     testImplementation("org.assertj:assertj-core:3.27.6")
-    testImplementation("org.mockito:mockito-core:5.20.0")
-    testImplementation("org.mockito:mockito-junit-jupiter:5.20.0")
+    testImplementation("org.mockito:mockito-core:5.21.0")
+    testImplementation("org.mockito:mockito-junit-jupiter:5.21.0")
     testImplementation("org.mockito:mockito-inline:5.2.0")
     testRuntimeOnly("org.junit.platform:junit-platform-launcher")
 }