diff --git a/.github/workflows/integrate.yaml b/.github/workflows/integrate.yaml
index 3e7ecdb..70a1c60 100644
--- a/.github/workflows/integrate.yaml
+++ b/.github/workflows/integrate.yaml
@@ -13,8 +13,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - uses: Gr1N/setup-poetry@v8
+    - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2
+    - uses: Gr1N/setup-poetry@15821dc8a61bc630db542ae4baf6a7c19a994844 # v8
 
     - run: sudo apt update
     - run: sudo apt install python3-pip python3-cachecontrol tox
@@ -25,8 +25,8 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v2
-    - uses: Gr1N/setup-poetry@v8
+    - uses: actions/checkout@ee0669bd1cc54295c223e0bb666b733df41de1c5 # v2
+    - uses: Gr1N/setup-poetry@15821dc8a61bc630db542ae4baf6a7c19a994844 # v8
 
     - run: sudo apt update
     - run: sudo apt install python3-pip python3-cachecontrol tox