diff --git a/Cargo.lock b/Cargo.lock
index 2c596c5..d5d6de6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -239,7 +239,7 @@ checksum = "613afe47fcd5fac7ccf1db93babcb082c5994d996f20b8b159f2ad1658eb5724"
 
 [[package]]
 name = "charge-controller-supervisor"
-version = "1.9.9-pre-28"
+version = "1.9.9-pre-29"
 dependencies = [
  "bitflags 2.7.0",
  "chrono",
@@ -2205,7 +2205,7 @@ dependencies = [
 
 [[package]]
 name = "tesla-charge-controller"
-version = "1.9.9-pre-28"
+version = "1.9.9-pre-29"
 dependencies = [
  "chrono",
  "clap",
diff --git a/Cargo.toml b/Cargo.toml
index a288957..d29ed13 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ default-members = ["charge-controller-supervisor"]
 resolver = "2"
 
 [workspace.package]
-version = "1.9.9-pre-28"
+version = "1.9.9-pre-29"
 
 [workspace.lints.clippy]
 pedantic = "warn"
diff --git a/charge-controller-supervisor/src/controller.rs b/charge-controller-supervisor/src/controller.rs
index 422dfb2..bd28c0c 100644
--- a/charge-controller-supervisor/src/controller.rs
+++ b/charge-controller-supervisor/src/controller.rs
@@ -101,19 +101,19 @@ impl Controller {
         let data = self.inner.refresh().await?;
 
         if let Some(tx) = self.voltage_tx.as_mut() {
-            if crate::config::access_config()
-                .await
-                .enable_secondary_control
-            {
-                let target = data.common().target_voltage;
-                log::debug!(
-                    "tristar {}: primary: sending target voltage {}",
-                    self.name,
-                    target
-                );
+            // if crate::config::access_config()
+            //     .await
+            //     .enable_secondary_control
+            // {
+            let target = data.common().target_voltage;
+            log::debug!(
+                "tristar {}: primary: sending target voltage {}",
+                self.name,
+                target
+            );
 
-                tx.send(VoltageCommand::Set(target))?;
-            }
+            tx.send(VoltageCommand::Set(target))?;
+            // }
         }
 
         *self.data.write_state().await = Some(data);
diff --git a/charge-controller-supervisor/src/controller/tristar.rs b/charge-controller-supervisor/src/controller/tristar.rs
index f957a50..a0d6ace 100644
--- a/charge-controller-supervisor/src/controller/tristar.rs
+++ b/charge-controller-supervisor/src/controller/tristar.rs
@@ -840,9 +840,9 @@ impl Tristar {
 
     pub async fn set_target_voltage(&mut self, target_voltage: f64) -> eyre::Result<()> {
         let scaled_voltage: u16 = self.scale_voltage(target_voltage);
-        self.modbus
-            .write_single_register(TristarRamAddress::VbRefSlave as u16, scaled_voltage)
-            .await??;
+        // self.modbus
+        //     .write_single_register(TristarRamAddress::VbRefSlave as u16, scaled_voltage)
+        //     .await??;
 
         log::debug!(
             "tristar {} being set to voltage {target_voltage} (scaled: {scaled_voltage:#X?})",