diff --git a/src/rules/requireValidFileAnnotation.js b/src/rules/requireValidFileAnnotation.js
index 0a2427a3..911d59ef 100644
--- a/src/rules/requireValidFileAnnotation.js
+++ b/src/rules/requireValidFileAnnotation.js
@@ -9,7 +9,7 @@ const defaults = {
 };
 
 const looksLikeFlowFileAnnotation = (comment) => {
-  return /@(?:no)?f/i.test(comment);
+  return /@(?:no)?flo/i.test(comment);
 };
 
 const isValidAnnotationStyle = (node, style) => {
diff --git a/tests/rules/assertions/requireValidFileAnnotation.js b/tests/rules/assertions/requireValidFileAnnotation.js
index 394cfd68..98c804b9 100644
--- a/tests/rules/assertions/requireValidFileAnnotation.js
+++ b/tests/rules/assertions/requireValidFileAnnotation.js
@@ -167,6 +167,19 @@ export default {
         }
       ]
     },
+    {
+      code: '// @function',
+      options: [
+        'never',
+        {
+          annotationStyle: 'none'
+        }
+      ]
+    },
+    {
+      code: '// @fixable',
+      options: [ 'error', 'never' ]
+    },
     {
       code: '/* @flow */',
       options: [
@@ -178,5 +191,3 @@ export default {
     }
   ]
 };
-
-