diff --git a/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc b/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc
index cb5468af0..81d385cf5 100644
--- a/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc
+++ b/src/algorithms/observables/gnuradio_blocks/hybrid_observables_cc.cc
@@ -484,7 +484,7 @@ int hybrid_observables_cc::general_work(int noutput_items __attribute__((unused)
             if (T_rx_clock_step_samples == 0)
                 {
                     T_rx_clock_step_samples = std::round(static_cast<double>(in[d_nchannels_in - 1][0].fs) * 1e-3);  // 1 ms
-                    std::cout << "Observables clock step samples set to " << T_rx_clock_step_samples << std::endl;
+                    LOG(INFO) << "Observables clock step samples set to " << T_rx_clock_step_samples;
                     usleep(1000000);
                 }