diff --git a/dom/svg/SVGAttrTearoffTable.h b/dom/svg/SVGAttrTearoffTable.h
index 0247504d3941..f647e35a2cfd 100644
--- a/dom/svg/SVGAttrTearoffTable.h
+++ b/dom/svg/SVGAttrTearoffTable.h
@@ -28,7 +28,7 @@ class SVGAttrTearoffTable {
  public:
 #ifdef DEBUG
   ~SVGAttrTearoffTable() {
-    MOZ_ASSERT(!mTable, "Tear-off objects remain in hashtable at shutdown.");
+    NS_ASSERTION(!mTable, "Tear-off objects remain in hashtable at shutdown.");
   }
 #endif