diff --git a/mozilla/layout/base/nsPresShell.cpp b/mozilla/layout/base/nsPresShell.cpp
index d55edf70662..cb9cbd8889b 100644
--- a/mozilla/layout/base/nsPresShell.cpp
+++ b/mozilla/layout/base/nsPresShell.cpp
@@ -2393,7 +2393,7 @@ PresShell::SetPrefNoScriptRule()
   // see bug #342439 for more details
   PRBool scriptEnabled = mDocument->IsScriptEnabled() ||
     ((mPresContext->Type() == nsPresContext::eContext_PrintPreview || 
-	  mPresContext->Type() == nsPresContext::eContext_Print) &&
+      mPresContext->Type() == nsPresContext::eContext_Print) &&
      NS_PTR_TO_INT32(mDocument->GetProperty(
                        nsLayoutAtoms::scriptEnabledBeforePrintPreview)));