diff --git a/content/html/content/src/nsHTMLTextAreaElement.cpp b/content/html/content/src/nsHTMLTextAreaElement.cpp
index f29a2e47a7b..5fcdf1b4206 100644
--- a/content/html/content/src/nsHTMLTextAreaElement.cpp
+++ b/content/html/content/src/nsHTMLTextAreaElement.cpp
@@ -197,6 +197,9 @@ nsHTMLTextAreaElement::nsHTMLTextAreaElement()
 
 nsHTMLTextAreaElement::~nsHTMLTextAreaElement()
 {
+  if (mValue) {
+    nsMemory::Free(mValue);
+  }
 }