1 files changed, 1 insertions, 1 deletions
diff --git a/README.md b/README.md
index 8dfd6f8..a55efbf 100644
--- a/README.md
+++ b/README.md
@@ -60,5 +60,5 @@ On other systems:
 
 In order to use Arduino libraries installed in the user's sketchbook folder (the
 standard location for custom libraries when using the Arduino IDE), you need to
-set the `ARDUNIO_SKETCHBOOK` variable to point to this directory. By default it
+set the `ARDUINO_SKETCHBOOK` variable to point to this directory. By default it
 is set to `$HOME/sketchbook`.