diff --git a/web/history.md b/web/history.md
index f6aba14697..3444d6c8d2 100644
--- a/web/history.md
+++ b/web/history.md
@@ -1,5 +1,8 @@
 # KeymanWeb Version History
 
+## 2020-02-03 13.0.33 beta
+* Bug fix: BKSP not working corrrectly with design-mode iframes (#2561)
+
 ## 2020-01-30 13.0.32 beta
 * Bug fix: Predictive-text tweaks for RTL language lexical models (#2553, #2554)
 * Bug fix: Fixed external keyboard key "tab" for embedded devices (#2546)
diff --git a/web/source/text/processor.ts b/web/source/text/processor.ts
index 23aa1bfc27..5819862947 100644
--- a/web/source/text/processor.ts
+++ b/web/source/text/processor.ts
@@ -73,7 +73,13 @@ namespace com.keyman.text {
             if(disableDOM) {
               return '\b'; // the escape sequence for backspace.
             } else {
-              keyman.interface.defaultBackspace();
+              // If we have an available target (via Lkc/Lelem), use that instead of 
+              // forcing defaultBackspace to search for it.
+              var target: OutputTarget;
+              if(Lelem && Lelem._kmwAttachment) {
+                target = Lelem._kmwAttachment.interface;
+              }
+              keyman.interface.defaultBackspace(target);
             }
             return '';
           case Codes.keyCodes['K_TAB']: