diff --git a/runtime/syntax/javascriptreact.vim b/runtime/syntax/javascriptreact.vim
new file mode 100644
index 0000000..ea5c9f5
--- /dev/null
+++ b/runtime/syntax/javascriptreact.vim
@@ -0,0 +1,2 @@
+" Placeholder for backwards compatilibity: .jsx used to stand for JavaScript.
+source %:h/javascript.vim