diff --git a/steps/report.sh b/steps/report.sh
index 27b59968..a5f71ca6 100755
--- a/steps/report.sh
+++ b/steps/report.sh
@@ -76,40 +76,30 @@ latex_escape() {
   printf "\\hline\n"
 } >> "${aggregation_table}"
 
-files=("${TARGET}/data/aggregation/*.csv")
-
-# shellcheck disable=SC2128
-# I disabled it, because unwrapping array and take first elem is exactly what i need in this script
-if compgen -G "${files}" > /dev/null; then
-    # Process each CSV file in the aggregation directory
-    for file in ${files}; do
-        # Extract the metric name (e.g., AHF from AHF.90th_percentile.csv)
-        metric=$(basename "${file}" | cut -d '.' -f 1)
-
-        # Extract values from the CSV file
-        value=$(<"${file}")
-
-        # Check which aggregation type this file corresponds to and store it accordingly
-        if [[ "${file}" =~ \.90th_percentile\.csv$ ]]; then
-            percentile="${value}"
-            mean=""
-            median=""
-        elif [[ "${file}" =~ \.mean\.csv$ ]]; then
-            mean="${value}"
-        elif [[ "${file}" =~ \.median\.csv$ ]]; then
-            median="${value}"
-        fi
-
-        # Sanitize the values before inserting into the LaTeX table
-        percentile=$(latex_escape "${percentile}")
-        mean=$(latex_escape "${mean}")
-        median=$(latex_escape "${median}")
-
-        # Write the row for this metric to the LaTeX table
-        if [[ -n "${percentile}" && -n "${mean}" && -n "${median}" ]]; then
-            printf "%s & %s & %s & %s \\\\\\\\\\\\\ \n" "${metric}" "${percentile}" "${mean}" "${median}" >> "${aggregation_table}"
-        fi
-    done
+shopt -s nullglob
+files=("${TARGET}/data/aggregation/"*.csv)
+shopt -u nullglob
+
+if [ "${#files[@]}" -gt 0 ]; then
+  for file in "${files[@]}"; do
+      metric=$(basename "${file}" | cut -d '.' -f 1)
+      value=$(<"${file}")
+      if [[ "${file}" =~ \.90th_percentile\.csv$ ]]; then
+          percentile="${value}"
+          mean=""
+          median=""
+      elif [[ "${file}" =~ \.mean\.csv$ ]]; then
+          mean="${value}"
+      elif [[ "${file}" =~ \.median\.csv$ ]]; then
+          median="${value}"
+      fi
+      percentile=$(latex_escape "${percentile}")
+      mean=$(latex_escape "${mean}")
+      median=$(latex_escape "${median}")
+      if [[ -n "${percentile}" && -n "${mean}" && -n "${median}" ]]; then
+          printf "%s & %s & %s & %s \\\\\\\\\\\\\ \n" "${metric}" "${percentile}" "${mean}" "${median}" >> "${aggregation_table}"
+      fi
+  done
 fi
 
 # Close the LaTeX table