diff --git a/Dockerfile b/Dockerfile
deleted file mode 100644
index d7a0141..0000000
--- a/Dockerfile
+++ /dev/null
@@ -1,21 +0,0 @@
-#
-# Copyright 2024 tofuutils authors.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-FROM tofuutils/tenv:4.9
-LABEL maintainer="TofuUtils Core Team"
-
-COPY src/tenv-action.sh /tenv-action.sh
-RUN chmod +x /tenv-action.sh
-ENTRYPOINT ["/bin/sh", "/tenv-action.sh"]
diff --git a/action.yml b/action.yml
index 08e3615..6f61858 100644
--- a/action.yml
+++ b/action.yml
@@ -13,7 +13,6 @@ inputs:
   tool_version:
     description: ""
     required: false
-    default: "latest"
   github_token:
     description: "API token for GitHub to increase the rate limit."
     default: ""
@@ -31,5 +30,17 @@ outputs:
     value: "126"
 
 runs:
-  using: "docker"
-  image: "Dockerfile"
+  using: "composite"
+  steps:
+    - uses: OJFord/setup-tenv@issues/16
+      with:
+        github_token: "${{inputs.github_token}}"
+        tenv_wrapper: "false"
+
+    - run: "tenv ${{inputs.tool_name}} install ${{inputs.tool_version}}"
+      if: ${{inputs.tool_version != ''}}
+      shell: "bash"
+
+    - run: "tenv ${{inputs.tool_name}} detect --install"
+      if: ${{inputs.tool_version == ''}}
+      shell: "bash"
diff --git a/src/tenv-action.sh b/src/tenv-action.sh
deleted file mode 100644
index 5b16548..0000000
--- a/src/tenv-action.sh
+++ /dev/null
@@ -1,25 +0,0 @@
-#
-# Copyright 2024 tofuutils authors.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-#!/bin/bash
-set -e
-
-TOOL_NAME="${INPUT_TOOL_NAME}"
-TOOL_VERSION="${INPUT_TOOL_VERSION}"
-GITHUB_TOKEN="${INPUT_GITHUB_TOKEN}"
-
-export TENV_ROOT=$GITHUB_WORKSPACE/.tenv
-mkdir -p ${TENV_ROOT}
-tenv ${TOOL_NAME} install ${TOOL_VERSION}