diff --git a/src/components/HDRSliders.jsx b/src/components/HDRSliders.jsx
index bd754863..c90547e0 100644
--- a/src/components/HDRSliders.jsx
+++ b/src/components/HDRSliders.jsx
@@ -24,10 +24,5 @@ export default function HDRSliders(props) {
 }
 
 function setSDRBrightness(monitor, value) {
-    window.dispatchEvent(new CustomEvent("set-sdr-brightness", {
-        detail: {
-            monitor,
-            value
-        }
-    }))
+    window.ipc.send("set-sdr-brightness", { monitor, value })
 }