diff --git a/.github/workflows/debug.yml b/.github/workflows/debug.yml
index 2abc16484..6a4314647 100644
--- a/.github/workflows/debug.yml
+++ b/.github/workflows/debug.yml
@@ -152,7 +152,7 @@ jobs:
         uses: actions/setup-go@v2
         if: steps.cache.outputs.cache-hit != 'true'
         with:
-          go-version: ^1.15
+          go-version: 1.15
       - name: Native Build
         if: steps.cache.outputs.cache-hit != 'true'
         run: ./run libs v2ray
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a65eaacf1..ef6318b78 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -165,7 +165,7 @@ jobs:
         uses: actions/setup-go@v2
         if: steps.cache.outputs.cache-hit != 'true'
         with:
-          go-version: ^1.15
+          go-version: 1.15
       - name: Native Build
         if: steps.cache.outputs.cache-hit != 'true'
         run: ./run libs v2ray
diff --git a/bin/libs/v2ray.sh b/bin/libs/v2ray.sh
index 5d0e4e870..9617df3eb 100755
--- a/bin/libs/v2ray.sh
+++ b/bin/libs/v2ray.sh
@@ -8,7 +8,7 @@ export GO111MOUDLE=on
 export PATH="$PATH:$(go env GOPATH)/bin"
 
 cd "$PROJECT/build"
-[ -d "v2ray" ] || git clone https://github.com/2dust/AndroidLibV2rayLite v2ray
+[ -d "v2ray" ] || git clone https://github.com/2dust/AndroidLibV2rayLite v2ray || exit 1
 cd v2ray
 git reset --hard && git clean -fdx
 sed -i -e "s|go 1.14|go 1.16|g" go.mod