diff --git a/r.json b/r.json
index 27fc7688e1..da3073d3ed 100644
--- a/r.json
+++ b/r.json
@@ -8,5 +8,6 @@
 	"bin": [
 		"bin\\r.exe",
 		"bin\\rscript.exe"
-	]
+	],
+	"notes": "You'll need to type 'r.ps1' or 'r.cmd' to run R, because in Powershell 'r' runs the last command."
 }
\ No newline at end of file