1 files changed, 5 insertions, 4 deletions
diff --git a/host/lib/rfnoc/ddc_block_ctrl_impl.cpp b/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
index 7785d525d..13bf43072 100644
--- a/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
+++ b/host/lib/rfnoc/ddc_block_ctrl_impl.cpp
@@ -52,11 +52,12 @@ public:
                 .set_coercer([this, chan](const double value) {
                     return this->set_output_rate(value, chan);
                 })
-                .set(default_output_rate);
+                .set(default_output_rate)
+                .add_coerced_subscriber([this](const double) { update_graph(); });
             _tree->access<double>(get_arg_path("input_rate/value", chan))
-                .add_coerced_subscriber([this, chan](const double rate) {
-                    this->set_input_rate(rate, chan);
-                });
+                .add_coerced_subscriber(
+                    [this, chan](const double rate) { this->set_input_rate(rate, chan); })
+                .add_coerced_subscriber([this](const double) { update_graph(); });
 
             // Legacy properties (for backward compat w/ multi_usrp)
             const uhd::fs_path dsp_base_path = _root_path / "legacy_api" / chan;