diff --git a/.github/workflows/ufm_log_analyzer_ci_workflow.yml b/.github/workflows/ufm_log_analyzer_ci_workflow.yml
index e1e71243..8a73689b 100644
--- a/.github/workflows/ufm_log_analyzer_ci_workflow.yml
+++ b/.github/workflows/ufm_log_analyzer_ci_workflow.yml
@@ -12,10 +12,10 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@main
+      uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@main
+      uses: actions/setup-python@v4
       with:
         python-version: 3.9
 
@@ -38,10 +38,10 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@main
+      uses: actions/checkout@v4
 
     - name: Set up Python
-      uses: actions/setup-python@main
+      uses: actions/setup-python@v4
       with:
         python-version: 3.9
 
@@ -50,6 +50,6 @@ jobs:
         SCRIPT_DIR="plugins/ufm_log_analyzer_plugin"
         cd $SCRIPT_DIR
 
-        pip install ruff
+        pip install ruff==0.7.3
 
         ruff format --diff --check src/loganalyze