diff --git a/go.mod b/go.mod
index 76cc155..7903083 100644
--- a/go.mod
+++ b/go.mod
@@ -4,5 +4,5 @@ go 1.25.0
 
 require (
 	github.com/ipipdotnet/ipdb-go v1.3.3
-	golang.org/x/text v0.39.0
+	golang.org/x/text v0.40.0
 )
diff --git a/go.sum b/go.sum
index a4d03e2..92f11e7 100644
--- a/go.sum
+++ b/go.sum
@@ -1,4 +1,4 @@
 github.com/ipipdotnet/ipdb-go v1.3.3 h1:GLSAW9ypLUd6EF9QNK2Uhxew9Jzs4XMJ9gOZEFnJm7U=
 github.com/ipipdotnet/ipdb-go v1.3.3/go.mod h1:yZ+8puwe3R37a/3qRftXo40nZVQbxYDLqls9o5foexs=
-golang.org/x/text v0.39.0 h1:UbZz4pLOvn600D6Oh6GGEI6VAmndrEBLv8/6BEXzyus=
-golang.org/x/text v0.39.0/go.mod h1:3UwRclnC2g0TU9x8PZiyfOajCd1zaUNHF9cvqcQZ+ZM=
+golang.org/x/text v0.40.0 h1:Ub2Z6/xjgF1WrYQz2nuITOEegKFtiIy+rieRJ5lHZKs=
+golang.org/x/text v0.40.0/go.mod h1:hpnzDAfGV753zIKo+wk3u1bVKCGPbrnF7+7LBF/UHVY=