diff --git a/check_journallog b/check_journallog
index 5f85292202c2d37d59fabf6dd4d17697b432218c..15e76b784f38dbdc6a62b4829b63e70073d1ca3a 100755
--- a/check_journallog
+++ b/check_journallog
@@ -5,6 +5,7 @@
 #
 # requirements:
 # - journalctl
+# - sudo permissions to journalctl to fetch all lines of all units
 #
 # ----------------------------------------------------------------------
 # 2023-10-12  v0.1  <axel.hahn@unibe.ch>     initial version
@@ -89,7 +90,7 @@ if [ -z "$lastLine" ]; then
 else
     ts=$( cut -f 1-3 -d " " <<< "$lastLine" )
     typeset -i iAge; iAge=$( ph.getFileAge "$tmpfile" )
-    data=$( journalctl --since "$ts" )
+    data=$( sudo journalctl --since "$ts" )
 
     # for next run: insert last handled line
     tail -1 <<< "$data" > "$tmpfile"
@@ -119,7 +120,7 @@ else
     test $iCriticalLimit -gt 0 || sLimits+="No critical level "
 
     echo "Limits: $sLimits"
-    # echo "Found $iLines new line(s) in the last $iAge sec"
+    echo "Raw data: Found $iLines new line(s) in the last $iAge sec"
 
 fi