diff --git a/platform/platform-impl/src/com/intellij/openapi/fileTypes/impl/PlatformFileTypeFactory.java b/platform/platform-impl/src/com/intellij/openapi/fileTypes/impl/PlatformFileTypeFactory.java
index 4c7deae62990..ad5fd0fb9ab5 100644
--- a/platform/platform-impl/src/com/intellij/openapi/fileTypes/impl/PlatformFileTypeFactory.java
+++ b/platform/platform-impl/src/com/intellij/openapi/fileTypes/impl/PlatformFileTypeFactory.java
@@ -26,7 +26,7 @@ public class PlatformFileTypeFactory extends FileTypeFactory {
   public void createFileTypes(@NotNull final FileTypeConsumer consumer) {
     consumer.consume(ArchiveFileType.INSTANCE, "zip;jar;war;ear;swc;ane;egg;apk");
     consumer.consume(PlainTextFileType.INSTANCE, "txt;sh;bat;cmd;policy;log;cgi;MF;jad;jam;htaccess");
-    consumer.consume(NativeFileType.INSTANCE, "doc;xls;ppt;mdb;vsd;pdf;hlp;chm;odt");
+    consumer.consume(NativeFileType.INSTANCE, "doc;docx;xls;xlsx;ppt;pptx;mdb;vsd;pdf;hlp;chm;odt");
     consumer.consume(UnknownFileType.INSTANCE);
   }
 }