diff --git a/filetypes.xml b/filetypes.xml
index 052ac34..aa0b5a2 100644
--- a/filetypes.xml
+++ b/filetypes.xml
@@ -15,8 +15,8 @@
       <mapping ext="sqlite3" type="PLAIN_TEXT" />
       <mapping ext="dat" type="PLAIN_TEXT" />
       <mapping ext="info" type="PLAIN_TEXT" />
-      <mapping pattern=".analysis_options" type="YAML" />
-      <mapping pattern="pubspec.lock" type="YAML" />
+      <removed_mapping ext="txt" type="PLAIN_TEXT" />
+      <mapping ext="txt" type="requirements.txt" />
       <removed_mapping ext="bat" approved="true" type="PLAIN_TEXT" />
       <removed_mapping ext="cmd" approved="true" type="PLAIN_TEXT" />
       <removed_mapping ext="dockerfile" approved="true" type="textmate" />