diff --git a/javascript/extractor/src/com/semmle/js/extractor/FileExtractor.java b/javascript/extractor/src/com/semmle/js/extractor/FileExtractor.java
index 55bf2374a45..34a82628d5f 100644
--- a/javascript/extractor/src/com/semmle/js/extractor/FileExtractor.java
+++ b/javascript/extractor/src/com/semmle/js/extractor/FileExtractor.java
@@ -103,7 +103,7 @@ public class FileExtractor {
 
   /** Information about supported file types. */
   public static enum FileType {
-    HTML(".htm", ".html", ".xhtm", ".xhtml", ".vue", ".hbs", ".ejs", ".njk", ".erb", ".dot") {
+    HTML(".htm", ".html", ".xhtm", ".xhtml", ".vue", ".hbs", ".ejs", ".njk", ".erb", ".html.dot") {
       @Override
       public IExtractor mkExtractor(ExtractorConfig config, ExtractorState state) {
         return new HTMLExtractor(config, state);
diff --git a/javascript/ql/test/library-tests/frameworks/Templating/views/dot_sinks.dot b/javascript/ql/test/library-tests/frameworks/Templating/views/dot_sinks.html.dot
similarity index 100%
rename from javascript/ql/test/library-tests/frameworks/Templating/views/dot_sinks.dot
rename to javascript/ql/test/library-tests/frameworks/Templating/views/dot_sinks.html.dot