diff --git a/go.mod b/go.mod
index 1d9fad2..1f05bd3 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/adamdecaf/aba
 
 go 1.24.0
 
-toolchain go1.25.7
+toolchain go1.26.0
 
 require (
 	github.com/moov-io/ach v1.55.3