diff --git a/action.yml b/action.yml
index 3173aa8..d1d1514 100644
--- a/action.yml
+++ b/action.yml
@@ -35,9 +35,8 @@ runs:
   steps:
     - id: yamllint
       run: |
-        LOGFILE=yamllint.log
-        ${{ github.action_path }}/entrypoint.sh | tee -a $LOGFILE
-        echo "::set-output name=logfile::$(realpath ${LOGFILE})"
+        export LOGFILE=$(mktemp yamllint-XXXXXX)
+        ${{ github.action_path }}/entrypoint.sh
       shell: bash
       env:
         INPUT_FILE_OR_DIR: ${{ inputs.file_or_dir }}
diff --git a/entrypoint.sh b/entrypoint.sh
index 7ae3616..22f22f8 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -4,6 +4,10 @@ echo "======================"
 echo "= Linting YAML files ="
 echo "======================"
 
+if [[ -z "$LOGFILE" ]]; then
+  LOGFILE=$(mktemp yamllint-XXXXXX)
+fi
+
 if [[ -n "$INPUT_CONFIG_FILE" ]]; then
     options+=(-c "$INPUT_CONFIG_FILE")
 fi
@@ -28,4 +32,6 @@ shopt -s globstar
 options+=("${INPUT_FILE_OR_DIR:-.}")
 shopt -u globstar
 
-yamllint "${options[@]}"
+yamllint "${options[@]}" | tee -a "$LOGFILE"
+
+echo "::set-output name=logfile::$(realpath ${LOGFILE})"