diff --git a/editor/composer/src/nsEditorSpellCheck.cpp b/editor/composer/src/nsEditorSpellCheck.cpp
index d38a3758022..a6e9a5381ec 100644
--- a/editor/composer/src/nsEditorSpellCheck.cpp
+++ b/editor/composer/src/nsEditorSpellCheck.cpp
@@ -500,6 +500,8 @@ nsEditorSpellCheck::GetCurrentDictionary(nsAString& aDictionary)
 {
   NS_ENSURE_TRUE(mSpellChecker, NS_ERROR_NOT_INITIALIZED);
 
+  nsRefPtr<nsEditorSpellCheck> kungFuDeathGrip = this;
+
   return mSpellChecker->GetCurrentDictionary(aDictionary);
 }