diff --git a/lambda/Cargo.lock b/lambda/Cargo.lock
index 1fb7a6c..91fe088 100644
--- a/lambda/Cargo.lock
+++ b/lambda/Cargo.lock
@@ -729,9 +729,9 @@ dependencies = [
 
 [[package]]
 name = "icalendar"
-version = "0.17.6"
+version = "0.17.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc3b69b799a03e059f6dc984c25a8bf847d8ca4cbddb079c39ede7b3d24854c3"
+checksum = "264fe856964b7a84076dec2d8ea29fce7c9b422968c9a2f404d4aa3771ae2179"
 dependencies = [
  "chrono",
  "iso8601",