diff --git a/go.mod b/go.mod
index 103cf924e..77189d225 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/traPtitech/traQ
 
 go 1.26
 
-toolchain go1.26.6
+toolchain go1.27.0
 
 require (
 	cloud.google.com/go/profiler v0.6.0