diff --git a/.github/workflows/test_runner.yaml b/.github/workflows/test_runner.yaml
index e901d93..617caa3 100644
--- a/.github/workflows/test_runner.yaml
+++ b/.github/workflows/test_runner.yaml
@@ -27,7 +27,8 @@ jobs:
 
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip
+          # Fix pip version < 24.1 due to lightning incomaptibility
+          python -m pip install pip==23.2.1
           pip install -r runner-requirements.txt
           pip install pytest
           pip install sh
@@ -56,7 +57,8 @@ jobs:
 
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip
+          # Fix pip version < 24.1 due to lightning incomaptibility
+          python -m pip install pip==23.2.1
           pip install -r runner-requirements.txt
           pip install pytest
           pip install pytest-cov[toml]
diff --git a/runner-requirements.txt b/runner-requirements.txt
index 3f40053..90e92dd 100644
--- a/runner-requirements.txt
+++ b/runner-requirements.txt
@@ -8,7 +8,7 @@
 # --------- pytorch --------- #
 torch>=1.11.0,<2.0.0
 torchvision>=0.11.0
-pytorch-lightning==1.8.3
+pytorch-lightning==1.8.3.post2
 torchmetrics==0.11.0
 
 # --------- hydra --------- #