diff --git a/.github/workflows/ch07-packaging.yml b/.github/workflows/ch07-packaging.yml
index 41ae9bf..0cb4f78 100644
--- a/.github/workflows/ch07-packaging.yml
+++ b/.github/workflows/ch07-packaging.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -27,7 +27,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -44,7 +44,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -68,7 +68,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: ${{ matrix.python.version }}
 
@@ -85,7 +85,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -110,7 +110,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
diff --git a/.github/workflows/ch08-packaging.yml b/.github/workflows/ch08-packaging.yml
index 3410f2c..53544ae 100644
--- a/.github/workflows/ch08-packaging.yml
+++ b/.github/workflows/ch08-packaging.yml
@@ -10,7 +10,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -27,7 +27,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -44,7 +44,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -68,7 +68,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: ${{ matrix.python.version }}
 
@@ -85,7 +85,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"
 
@@ -110,7 +110,7 @@ jobs:
     steps:
       - uses: actions/checkout@v3
 
-      - uses: actions/setup-python@v4.0.0
+      - uses: actions/setup-python@v5.1.1
         with:
           python-version: "3.10"