diff --git a/PythonSoft/Kits/KS3021/README.MD b/PythonSoft/Kits/KS3021/README.MD
index be9f73c..60aa377 100644
--- a/PythonSoft/Kits/KS3021/README.MD
+++ b/PythonSoft/Kits/KS3021/README.MD
@@ -12,7 +12,7 @@ Note that these programs require a Raspberry Pi 3+ with an internet connection,
 
 2 -> Minicom Serial port
 
-3 -> Thonny's programmer editor with interpreter configur'd
+3 -> Thonny's programmer editor with interpreter configured
 
 ## Configuring interpreter