diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 754040b9..468773b3 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-18.04
     steps:
       - uses: actions/checkout@v2
-      - uses: actions/setup-python@v1
+      - uses: actions/setup-python@v2.2.2
         with:
           python-version: '3.7'
 
@@ -32,7 +32,7 @@ jobs:
         UBUNTU_VERSION: ["18.04", "20.04"]
     steps:
       - uses: actions/checkout@v1
-      - uses: actions/setup-python@v1
+      - uses: actions/setup-python@v2.2.2
         with:
           python-version: '3.7'
 
@@ -100,7 +100,7 @@ jobs:
         UBUNTU_VERSION: ["18.04", "20.04"]
     steps:
       - uses: actions/checkout@v1
-      - uses: actions/setup-python@v1
+      - uses: actions/setup-python@v2.2.2
         with:
           python-version: '3.7'