diff --git a/src/main/deploy/package/linux/postinst b/src/main/deploy/package/linux/postinst
index 991cbfa1..3dd9e0a4 100755
--- a/src/main/deploy/package/linux/postinst
+++ b/src/main/deploy/package/linux/postinst
@@ -31,7 +31,7 @@ case "$1" in
         if ! groups "${SUDO_USER:-$(whoami)}" | grep -q plugdev; then
             usermod -aG plugdev "${SUDO_USER:-$(whoami)}"
         fi
-        if [ -x /bin/udevadm ]; then
+        if [ -w /sys/devices ] && [ -w /sys/kernel/uevent_seqnum ] && [ -x /bin/udevadm ]; then
             /bin/udevadm control --reload
             /bin/udevadm trigger
         fi
diff --git a/src/main/deploy/package/linux/sparrow.spec b/src/main/deploy/package/linux/sparrow.spec
index bfbc1274..77aeaa38 100755
--- a/src/main/deploy/package/linux/sparrow.spec
+++ b/src/main/deploy/package/linux/sparrow.spec
@@ -86,7 +86,7 @@ fi
 if ! groups "${SUDO_USER:-$(whoami)}" | grep -q plugdev; then
     usermod -aG plugdev "${SUDO_USER:-$(whoami)}"
 fi
-if [ -x /bin/udevadm ]; then
+if [ -w /sys/devices ] && [ -w /sys/kernel/uevent_seqnum ] && [ -x /bin/udevadm ]; then
     /bin/udevadm control --reload
     /bin/udevadm trigger
 fi