diff --git a/.github/actions/build-docs/action.yml b/.github/actions/build-docs/action.yml
index 2007380..64c9e4c 100644
--- a/.github/actions/build-docs/action.yml
+++ b/.github/actions/build-docs/action.yml
@@ -170,6 +170,13 @@ runs:
         echo "TRACE 1"
         # OUTPUT_DIR=`build-docs ${{ inputs.asdf-system }}`
 
+        set -x
+        
+        ls -l /dev/stdout
+        ls -l /dev/stderr
+
+        set +x
+
         build-docs ${{ inputs.asdf-system }} > build-docs.out 2> build-docs.err
         
         # echo "TRACE 1_1"