diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 799e9e9..f7c537e 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -6,7 +6,7 @@ assertj = "3.27.7"
 # Bouncy Castle: pinned >= 1.84 to override the older 1.83 pulled transitively
 # by hofmann-rfc 1.3.2. Applied via constraint in server/build.gradle.kts.
 bouncycastle = "1.84"
-caffeine = "3.2.3"
+caffeine = "3.2.4"
 dagger = "2.59.2"
 dropwizard = "5.0.1"
 flyway = "12.5.0"