diff --git a/platform/platform-impl/src/com/intellij/ide/impl/UndoRemoteBehaviorService.java b/platform/platform-impl/src/com/intellij/ide/impl/UndoRemoteBehaviorService.java
index 999a995301df..1820cb18752a 100644
--- a/platform/platform-impl/src/com/intellij/ide/impl/UndoRemoteBehaviorService.java
+++ b/platform/platform-impl/src/com/intellij/ide/impl/UndoRemoteBehaviorService.java
@@ -24,13 +24,6 @@ public class UndoRemoteBehaviorService {
     return service.isSpeculativeUndoAvailable();
   }
 
-  public static boolean isBackendFallbackEnabled() {
-    if (!isSpeculativeUndoEnabled()) {
-      throw new IllegalStateException("speculative undo is disabled");
-    }
-    return Registry.is("ide.undo.backend.fallback.if.broken", true);
-  }
-
   public static boolean debugExperimentalFrontendUndo() {
     if (!isSpeculativeUndoEnabled()) {
       throw new IllegalStateException("speculative undo is disabled");
diff --git a/platform/util/resources/misc/registry.properties b/platform/util/resources/misc/registry.properties
index 90d6bca5a6c2..5282237bee82 100644
--- a/platform/util/resources/misc/registry.properties
+++ b/platform/util/resources/misc/registry.properties
@@ -2248,9 +2248,6 @@ ide.undo.transparent.caret.movement.description=When enabled caret movement will
 ide.undo.frontend.if.possible=true
 ide.undo.frontend.if.possible.restartRequired=true
 ide.undo.frontend.if.possible.description=Feature flag for IJPL-185748 (WIP!). If enabled, undo/redo is performed on the frontend side if possible.
-ide.undo.backend.fallback.if.broken=true
-ide.undo.backend.fallback.if.broken.restartRequired=true
-ide.undo.backend.fallback.if.broken.description=Disable frontend undo/redo if stacks corruption detected IJPL-192753
 ide.undo.frontend.if.possible.debug=false
 ide.undo.frontend.if.possible.debug.description=If enabled, logs debug info during undo/redo stacks evolving