diff --git a/check_psqlserver b/check_psqlserver
index 72526dca5956798f8f0dbd1b567828f46b5439d7..783f6052a55f34e43164167ae00422d7ea198cac 100755
--- a/check_psqlserver
+++ b/check_psqlserver
@@ -161,7 +161,7 @@ function renderCounters(){
   do
     _iValue=${aVals[$_iCounter]}
     _iSpeed=$( ph.perfdeltaspeed "psql-${sColumn}-${_sStoreid}" ${_iValue} sec $_sDeltaUnit)
-    out=$( printf "%-25s: %15s %s \n" "${sColumn}" "${_iValue}" "... delta = ${_iSpeed} per $_sDeltaUnit${NL}" )
+    out=${out}$( printf "%-25s: %15s %s \n" "${sColumn}" "${_iValue}" "... delta = ${_iSpeed} per $_sDeltaUnit${NL}" )
     ph.perfadd "${sColumn}"   "${_iSpeed}"
     _iCounter+=1
   done