diff --git a/packages/shared/ReactFeatureFlags.js b/packages/shared/ReactFeatureFlags.js
index 27fcfb8c21d8c..666205e7b304d 100644
--- a/packages/shared/ReactFeatureFlags.js
+++ b/packages/shared/ReactFeatureFlags.js
@@ -36,7 +36,7 @@ export const enableSchedulerTracing = __PROFILE__;
 export const enableSuspenseServerRenderer = false; // TODO: __DEV__? Here it might just be false.
 
 // Only used in www builds.
-export const enableSchedulerDebugging = __DEV__;
+export const enableSchedulerDebugging = false;
 
 // Only used in www builds.
 export function addUserTimingListener() {
diff --git a/packages/shared/forks/ReactFeatureFlags.www.js b/packages/shared/forks/ReactFeatureFlags.www.js
index 225dee98a36e9..40ea1ca5e0a9c 100644
--- a/packages/shared/forks/ReactFeatureFlags.www.js
+++ b/packages/shared/forks/ReactFeatureFlags.www.js
@@ -34,7 +34,7 @@ export let enableUserTimingAPI = __DEV__;
 
 export const enableProfilerTimer = __PROFILE__;
 export const enableSchedulerTracing = __PROFILE__;
-export const enableSchedulerDebugging = __DEV__; // TODO or just true
+export const enableSchedulerDebugging = true;
 
 export const enableStableConcurrentModeAPIs = false;