diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
index 232e713..0ca1c6c 100644
--- a/gradle/libs.versions.toml
+++ b/gradle/libs.versions.toml
@@ -38,7 +38,7 @@ dep-kotlin-jvm-inline-logging = "com.github.CXwudi:kotlin-jvm-inline-logging:1.0
 dep-kotest-extensions-spring = "io.kotest.extensions:kotest-extensions-spring:1.3.0"
 dep-mockk = "io.mockk:mockk:1.13.12"
 dep-spring-mockk = "com.ninja-squad:springmockk:4.0.2"
-dep-ical4j = "org.mnode.ical4j:ical4j:4.0.3"
+dep-ical4j = "org.mnode.ical4j:ical4j:4.0.4"
 
 [plugins]
 # plugins that are used in main build but not in precompiled script plugins