diff --git a/debian/clickhouse-server.postinst b/debian/clickhouse-server.postinst
index 875432b5471..9313f4b2fe0 100644
--- a/debian/clickhouse-server.postinst
+++ b/debian/clickhouse-server.postinst
@@ -101,8 +101,8 @@ Please fix this and reinstall this package." >&2
     #  then attempt to run this file will end up with a cryptic "Operation not permitted" message.
 
     command -v setcap >/dev/null \
-        && echo > /tmp/test.sh && chmod a+x /tmp/test.sh && /tmp/test.sh && setcap "cap_net_admin,cap_ipc_lock+ep" /tmp/test.sh && /tmp/test.sh && rm /tmp/test.sh
-        && setcap "cap_net_admin=+ep cap_ipc_lock=+ep" "${CLICKHOUSE_BINDIR}/${CLICKHOUSE_GENERIC_PROGRAM}" \
+        && touch /tmp/test.sh && chmod a+x /tmp/test.sh && /tmp/test.sh && setcap "cap_net_admin,cap_ipc_lock+ep" /tmp/test.sh && /tmp/test.sh && rm /tmp/test.sh \
+        && setcap "cap_net_admin,cap_ipc_lock+ep" "${CLICKHOUSE_BINDIR}/${CLICKHOUSE_GENERIC_PROGRAM}" \
         || echo "Cannot set 'net_admin' or 'ipc_lock' capability for clickhouse binary. This is optional. Taskstats accounting will be disabled. To enable taskstats accounting you may add the required capability later manually."
 
     # Clean old dynamic compilation results