diff --git a/divviup/build.gradle.kts b/divviup/build.gradle.kts
index a6b9e55..6805c6f 100644
--- a/divviup/build.gradle.kts
+++ b/divviup/build.gradle.kts
@@ -56,8 +56,8 @@ dependencies {
     testImplementation("com.squareup.okhttp3:mockwebserver:4.12.0")
     testImplementation("org.testcontainers:testcontainers:1.19.5")
     testImplementation("com.fasterxml.jackson.core:jackson-databind:2.16.1")
-    testImplementation("ch.qos.logback:logback-core:1.4.14")
-    testImplementation("ch.qos.logback:logback-classic:1.4.14")
+    testImplementation("ch.qos.logback:logback-core:1.5.0")
+    testImplementation("ch.qos.logback:logback-classic:1.5.0")
     testImplementation("commons-io:commons-io:2.15.1")
     testImplementation("org.mockito:mockito-core:5.10.0")
     androidTestImplementation(project(":divviup:commontest"))