diff --git a/src/reactTemplates.js b/src/reactTemplates.js
index dae0cd1..5276048 100644
--- a/src/reactTemplates.js
+++ b/src/reactTemplates.js
@@ -242,7 +242,7 @@ function convertHtmlToReact(node, context) {
 }
 
 function extractDefinesFromJSXTag(html, defines) {
-    html = html.replace(/\<\!doctype jsx\s*(.*?)\s*\>/i, function(full, reqStr) {
+    html = html.replace(/\<\!doctype rt\s*(.*?)\s*\>/i, function(full, reqStr) {
         var match = true;
         while (match) {
             match = false;
@@ -301,7 +301,7 @@ function convertFile(source, target) {
     }
 
     var html = fs.readFileSync(source).toString();
-    if (!html.match(/\<\!doctype jsx/i)) {
+    if (!html.match(/\<\!doctype rt/i)) {
         throw new Error('invalid file, missing header');
     }
     var js = convertTemplateToReact(html);
diff --git a/test/data/div.rt b/test/data/div.rt
index 5ab1014..b7c24b3 100644
--- a/test/data/div.rt
+++ b/test/data/div.rt
@@ -1,3 +1,3 @@
-<!doctype jsx>
+<!doctype rt>
 <div>
 </div>
\ No newline at end of file
diff --git a/test/data/lambda.rt b/test/data/lambda.rt
index cd8baf9..1d36791 100644
--- a/test/data/lambda.rt
+++ b/test/data/lambda.rt
@@ -1,4 +1,4 @@
-<!DOCTYPE jsx>
+<!DOCTYPE rt>
 <div rt-scope="{value:'event did not happen because onClick not called'} as data"
      onMouseDown="(evt) => data.value = 'event did happen though it should not'"
      onClick="() => data.value = 'event did happen though it should not'">
diff --git a/test/data/repeat.rt b/test/data/repeat.rt
index 5accbbb..47b2970 100644
--- a/test/data/repeat.rt
+++ b/test/data/repeat.rt
@@ -1,4 +1,4 @@
-<!DOCTYPE jsx>
+<!DOCTYPE rt>
 <p>
     <div rt-repeat="items in this.props.things">
         <span style="width:auto;line-height: 5px;"
diff --git a/test/data/scope.rt b/test/data/scope.rt
index e2382ee..f5c28a8 100644
--- a/test/data/scope.rt
+++ b/test/data/scope.rt
@@ -1,4 +1,4 @@
-<!DOCTYPE jsx>
+<!DOCTYPE rt>
 <div>
     <div rt-scope="['a','b','c'] as items">
         <span rt-repeat="item in items">Item:#{itemIndex} = {item}</span>
diff --git a/test/data/test.rt b/test/data/test.rt
index 3fc8a1f..db9d7b2 100644
--- a/test/data/test.rt
+++ b/test/data/test.rt
@@ -1,4 +1,4 @@
-<!doctype jsx>
+<!doctype rt>
 
 <div>
     <div style= "position: relative; textAlign: center;