diff --git a/.github/scripts/install-shfmt.sh b/.github/scripts/install-shfmt.sh
deleted file mode 100755
index 8fc8c764..00000000
--- a/.github/scripts/install-shfmt.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/bash -eux
-
-if [[ ! -f /usr/local/bin/shfmt ]]; then
-	sudo wget -nv -O /usr/local/bin/shfmt \
-		https://github.com/mvdan/sh/releases/download/v3.0.2/shfmt_v3.0.2_linux_amd64
-	sudo chmod +x /usr/local/bin/shfmt
-fi
-echo "shfmt version $(/usr/local/bin/shfmt -version) is installed."
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b61512c7..04db557a 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -118,5 +118,4 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
-      - run: ./.github/scripts/install-shfmt.sh
-      - run: /usr/local/bin/shfmt -d .
+      - uses: delphix/actions/shfmt@master