diff --git a/README b/README
index bd64d44..a53e317 100644
--- a/README
+++ b/README
@@ -26,7 +26,7 @@ The following tools are implemented ('*' == finished, '#' == UTF-8 support,
 #*| cut             yes                          none
 =*| date            yes                          none
 =*| dirname         yes                          none
-=*  du              yes                          none
+=*| du              yes                          none
 =*| echo            yes                          none
 =*| env             yes                          none
 #*  expand          yes                          none