diff --git a/envsetup.sh b/envsetup.sh
index 9e381a23e..5292d388b 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -22,7 +22,7 @@ Invoke ". build/envsetup.sh" from your shell to add the following functions to y
 - jgrep:      Greps on all local Java files.
 - resgrep:    Greps on all local res/*.xml files.
 - mangrep:    Greps on all local AndroidManifest.xml files.
-- mgrep:      Greps on all local Makefiles files.
+- mgrep:      Greps on all local Makefiles and *.bp files.
 - sepgrep:    Greps on all local sepolicy files.
 - sgrep:      Greps on all local source files.
 - godir:      Go to the directory containing a file.