diff --git a/radio/emulator/rf_emulator.c b/radio/emulator/rf_emulator.c
index 861daab2ba..e73e9bf3d6 100644
--- a/radio/emulator/rf_emulator.c
+++ b/radio/emulator/rf_emulator.c
@@ -364,6 +364,8 @@ int device_init(openair0_device *device, openair0_config_t *openair0_cfg)
   device->trx_read_func = emulator_read;
 
   emulator_readconfig(emulator_state);
+  if (emulator_state->enable_noise)
+    randominit(); // for noise device
 
   return 0;
 }