diff --git a/src/audio/emscripten/SDL_emscriptenaudio.c b/src/audio/emscripten/SDL_emscriptenaudio.c
index 839d445ee6..f343696ba9 100644
--- a/src/audio/emscripten/SDL_emscriptenaudio.c
+++ b/src/audio/emscripten/SDL_emscriptenaudio.c
@@ -225,6 +225,7 @@ EMSCRIPTENAUDIO_CloseDevice(_THIS)
             SDL2.capture = undefined;
         } else {
             if (SDL2.audio.scriptProcessorNode != undefined) {
+                SDL2.audio.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) {};
                 SDL2.audio.scriptProcessorNode.disconnect();
                 SDL2.audio.scriptProcessorNode = undefined;
             }