diff --git a/libjpeg.txt b/libjpeg.txt
index 71d37c61..2aa10278 100644
--- a/libjpeg.txt
+++ b/libjpeg.txt
@@ -34,6 +34,7 @@ Basic library usage:
         Data formats
         Compression details
         Decompression details
+        Partial image decompression
         Mechanics of usage: include files, linking, etc
 Advanced features:
         Compression parameter selection