diff --git a/src/freedombone-app-tox b/src/freedombone-app-tox
index 4106575d..61e11792 100755
--- a/src/freedombone-app-tox
+++ b/src/freedombone-app-tox
@@ -585,8 +585,10 @@ EOF
     echo '/usr/local/bin/zeronetavahi 2> /dev/null' >> $MESH_SYNC_COMMAND
     chmod +x $MESH_SYNC_COMMAND
 
-    cron_add_mins 1 "$MESH_SYNC_COMMAND"
-    cron_add_mins 1 "( sleep 30 ; $MESH_SYNC_COMMAND )"
+    if ! grep -q "mesh-sync" ${rootdir}/etc/crontab; then
+        echo "*/1            * *   *   *   root /usr/bin/mesh-sync" >> ${rootdir}/etc/crontab
+        echo "*/1            * *   *   *   root ( sleep 30 ; /usr/bin/mesh-sync )" >> ${rootdir}/etc/crontab
+    fi
 }
 
 function mesh_tox_client {
diff --git a/src/freedombone-app-zeronet b/src/freedombone-app-zeronet
index a312f410..b87440df 100755
--- a/src/freedombone-app-zeronet
+++ b/src/freedombone-app-zeronet
@@ -561,8 +561,10 @@ function mesh_zeronet {
     echo '/usr/local/bin/zeronetavahi 2> /dev/null' >> $MESH_SYNC_COMMAND
     chmod +x $MESH_SYNC_COMMAND
 
-    cron_add_mins 1 "$MESH_SYNC_COMMAND"
-    cron_add_mins 1 "( sleep 30 ; $MESH_SYNC_COMMAND )"
+    if ! grep -q "mesh-sync" ${rootdir}/etc/crontab; then
+        echo "*/1            * *   *   *   root /usr/bin/mesh-sync" >> ${rootdir}/etc/crontab
+        echo "*/1            * *   *   *   root ( sleep 30 ; /usr/bin/mesh-sync )" >> ${rootdir}/etc/crontab
+    fi
 
     chroot "$rootdir" systemctl enable tracker.service
     chroot "$rootdir" systemctl enable zeronet.service