diff --git a/mozilla/widget/src/xpwidgets/nsFileSpecWithUIImpl.cpp b/mozilla/widget/src/xpwidgets/nsFileSpecWithUIImpl.cpp
index 19089e4e080..6bced11b275 100644
--- a/mozilla/widget/src/xpwidgets/nsFileSpecWithUIImpl.cpp
+++ b/mozilla/widget/src/xpwidgets/nsFileSpecWithUIImpl.cpp
@@ -182,7 +182,7 @@ NS_IMETHODIMP nsFileSpecWithUIImpl::ChooseDirectory(const char *title, char **_r
 	if (fileWidget->GetFolder(nsnull, title, spec) != nsFileDlgResults_OK)
 		rv = NS_FILE_FAILURE;
 
-  rv = mBaseFileSpec->setFromFileSpec(spec);
+  rv = mBaseFileSpec->SetFromFileSpec(spec);
 	if (NS_FAILED(rv))
 		return rv;