diff --git a/docs/sparkr.md b/docs/sparkr.md
index cfb9b41350f4584ed923744303e83049c7f02871..01148786b79d74b36dab556e248739185a9c941a 100644
--- a/docs/sparkr.md
+++ b/docs/sparkr.md
@@ -384,5 +384,6 @@ The following functions are masked by the SparkR package:
   </tr>
 </table>
 
+Since part of SparkR is modeled on the `dplyr` package, certain functions in SparkR share the same names with those in `dplyr`. Depending on the load order of the two packages, some functions from the package loaded first are masked by those in the package loaded after. In such case, prefix such calls with the package name, for instance, `SparkR::cume_dist(x)` or `dplyr::cume_dist(x)`.
+  
 You can inspect the search path in R with [`search()`](https://stat.ethz.ch/R-manual/R-devel/library/base/html/search.html)
-