diff --git a/boards/qemu/x86/board.cmake b/boards/qemu/x86/board.cmake
index 660a07fae31..57edffbe96c 100644
--- a/boards/qemu/x86/board.cmake
+++ b/boards/qemu/x86/board.cmake
@@ -61,11 +61,16 @@ if(NOT CONFIG_X86_64 AND CONFIG_CACHE_MANAGEMENT)
   string(JOIN "," QEMU_CPU_FLAGS "${QEMU_CPU_FLAGS}" "clflush")
 endif()
 
+if(CONFIG_ENTROPY_VIRTIO)
+  set(QEMU_VIRTIO_ENTROPY_FLAGS -device virtio-rng-pci)
+endif()
+
 set(QEMU_FLAGS_${ARCH}
   -m ${QEMU_MEMORY_SIZE_MB}
   -cpu ${QEMU_CPU_TYPE_${ARCH}}${QEMU_CPU_FLAGS}
   -machine q35
   -device isa-debug-exit,iobase=0xf4,iosize=0x04
+  ${QEMU_VIRTIO_ENTROPY_FLAGS}
   ${REBOOT_FLAG}
   -nographic
   )