diff --git a/src/components/playback/playbackmanager.js b/src/components/playback/playbackmanager.js
index b948d68a68..bd13c8fea0 100644
--- a/src/components/playback/playbackmanager.js
+++ b/src/components/playback/playbackmanager.js
@@ -1434,7 +1434,12 @@ export class PlaybackManager {
             if (shadowMask !== undefined && shadowMask !== null) {
                 pd.crtShadowMask = shadowMask;
             }
-            changeStream(player, getCurrentTicks(player), {});
+            // When enabling CRT we must force transcoding — the filter only runs
+            // server-side via program_opencl and is incompatible with direct play/stream.
+            const streamParams = enabled
+                ? { EnableDirectPlay: false, EnableDirectStream: false }
+                : {};
+            changeStream(player, getCurrentTicks(player), streamParams);
         };
 
         self.isFullscreen = function (player) {