diff --git a/samples/net/mqtt/boards/nrf7002dk_nrf5340_cpuapp.conf b/samples/net/mqtt/boards/nrf7002dk_nrf5340_cpuapp.conf
index 9cf5cd4d04ae..16a8eae8d43d 100644
--- a/samples/net/mqtt/boards/nrf7002dk_nrf5340_cpuapp.conf
+++ b/samples/net/mqtt/boards/nrf7002dk_nrf5340_cpuapp.conf
@@ -10,7 +10,7 @@
 
 # General
 CONFIG_POSIX_CLOCK=y
-CONFIG_POSIX_MAX_FDS=8
+CONFIG_POSIX_MAX_FDS=16
 CONFIG_SYSTEM_WORKQUEUE_STACK_SIZE=4096
 CONFIG_LOG_BUFFER_SIZE=3072
 CONFIG_HEAP_MEM_POOL_SIZE=153600