diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ca37383..89038b4 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -4,7 +4,7 @@ jobs:
   test:
     strategy:
       matrix:
-        go-version: [1.24.x]
+        go-version: [1.26.x]
         platform: [ubuntu-latest, macos-latest, windows-latest]
     runs-on: ${{ matrix.platform }}
     steps:
diff --git a/go.mod b/go.mod
index df185de..b9003b5 100644
--- a/go.mod
+++ b/go.mod
@@ -1,7 +1,5 @@
 module github.com/NoteOf/sdk-go
 
-go 1.24.0
-
-toolchain go1.24.4
+go 1.26.0
 
 require golang.org/x/text v0.34.0