diff --git a/R/datatable_utils.R b/R/datatable_commons.R
similarity index 100%
rename from R/datatable_utils.R
rename to R/datatable_commons.R
diff --git a/README.md b/README.md
index 02961d68a06c0be6c637aab693eea82cd7d45a44..c48aeba2916e50fbdf1895209d202b796187357b 100644
--- a/README.md
+++ b/README.md
@@ -28,6 +28,7 @@ The R bits are split up into tools for
 
 ```
 devtools::source_url("https://dl.dropboxusercontent.com/u/113630701/datautils/R/core_commons.R")
+devtools::source_url("https://dl.dropboxusercontent.com/u/113630701/datautils/R/datatable_commons.R")
 devtools::source_url("https://dl.dropboxusercontent.com/u/113630701/datautils/R/ggplot_commons.R")
 devtools::source_url("https://dl.dropboxusercontent.com/u/113630701/datautils/R/bio/bioinfo_commons.R")
 ```