diff --git a/mozilla/caps/src/nsScriptSecurityManager.cpp b/mozilla/caps/src/nsScriptSecurityManager.cpp
index a5b964e5018..43aa0a9346d 100644
--- a/mozilla/caps/src/nsScriptSecurityManager.cpp
+++ b/mozilla/caps/src/nsScriptSecurityManager.cpp
@@ -2937,7 +2937,7 @@ nsScriptSecurityManager::OnChannelRedirect(nsIChannel* oldChannel,
     NS_ENSURE_STATE(oldURI && newURI);
 
     const PRUint32 flags = nsIScriptSecurityManager::DISALLOW_FROM_MAIL |
-                           nsIScriptSecurityManager::DISALLOW_SCRIPT_OR_DATA;
+                           nsIScriptSecurityManager::DISALLOW_SCRIPT;
     return CheckLoadURI(oldURI, newURI, flags);
 }