diff --git a/deploy_app.sh b/deploy_app.sh
index 05e2c2e0aa54846b9887d774e14f53f4ac47183d..206f6515d532c35993a2e33aa848cca842e8e65b 100755
--- a/deploy_app.sh
+++ b/deploy_app.sh
@@ -10,6 +10,7 @@
 # 2021-05-27  v0.4  <axel.hahn@iml.unibe.ch>  FIX first install
 # 2021-07-08  v0.5  <axel.hahn@iml.unibe.ch>  added function "runas"
 # 2021-11-01  v0.6  <axel.hahn@iml.unibe.ch>  save config diffs
+# 2021-11-02  v0.7  <axel.hahn@iml.unibe.ch>  delete logs keping N files
 # ======================================================================
 
 
@@ -22,6 +23,9 @@ selfdir=$( /bin/pwd )
 tmpdir=/var/tmp/imldeployment_packages
 logdir=/var/log/imldeployment-client
 
+# keep last N logs per project
+typeset -i iKeep=10
+
 wait=0
 # wait=1
 
@@ -253,6 +257,27 @@ function deploy(){
     cd $( dirname $0 )
 
 }
+
+# delete old logfiles keeping the last N files
+# param  string  name of project
+function logdelete(){
+    local sProfile=$1
+
+    # order files by time 
+    typeset -i local _iFiles=$( ls -1t ${logdir}/${sProfile}__.* | wc -l )
+    
+    header "DELETE LOGS ${logdir}/${sProfile}__* ... keep $iKeep"
+    if [ $_iFiles -gt $iKeep ]; then
+        ls -1t ${logdir}/${sProfile}__.* | sed -n "${iKeep},${_iFiles}p" | while read mylogfile
+        do
+            echo -n "deleting "
+            ls -l "${mylogfile}" && rm -f "${mylogfile}" 
+        done
+    else
+        echo SKIP: deletion ... less than $iKeep files found 
+    fi
+}
+
 # ----------------------------------------------------------------------
 # MAIN
 # ----------------------------------------------------------------------
@@ -322,6 +347,7 @@ fi
 for myprofile in $allprofiles
 do
     deploy $myprofile | tee ${logdir}/${myprofile}__$(date +%Y-%m-%d__%H%I%S).log 
+    logdelete $myprofile
     profile=
 done