diff --git a/src/freedombone-client b/src/freedombone-client
index e581da15..6e004a41 100755
--- a/src/freedombone-client
+++ b/src/freedombone-client
@@ -407,11 +407,11 @@ function mesh_batman {
   echo '' >> $batman_script
   echo '    # kill processes' >> $batman_script
   echo '    zeronet_proc=$(ps aux | grep zeronet | grep -v grep | awk -F " " "{print $2}" | head -n1)' >> $batman_script
-  echo '    if [ $zeronet_proc ]; then' >> $batman_script
+  echo '    if [ "$zeronet_proc" ]; then' >> $batman_script
   echo '        kill -9 $zeronet_proc 2> /dev/null' >> $batman_script
   echo '    fi' >> $batman_script
   echo '    tracker_proc=$(ps aux | grep bttrack | grep -v grep | awk -F " " "{print $2}" | head -n1)' >> $batman_script
-  echo '    if [ $tracker_proc ]; then' >> $batman_script
+  echo '    if [ "$tracker_proc" ]; then' >> $batman_script
   echo '        kill -9 $tracker_proc 2> /dev/null' >> $batman_script
   echo '    fi' >> $batman_script
   echo '' >> $batman_script