diff --git a/go.mod b/go.mod
index 5278d07..c317495 100644
--- a/go.mod
+++ b/go.mod
@@ -1,5 +1,5 @@
 module github.com/floatpane/go-icalendar
 
-go 1.26
+go 1.27.4
 
 require github.com/arran4/golang-ical v0.3.5