diff --git a/pyproject.toml b/pyproject.toml
index 26ce6cc..2635ec9 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -46,7 +46,7 @@ classifiers = [
 ]
 
 dependencies = [
-    "icalendar==7.0.3",
+    "icalendar==7.1.0",
     "recurring-ical-events==3.8.2",
     "click==8.3.3",
     "x-wr-timezone==2.0.1",