diff --git a/lib/utilities.py b/lib/utilities.py
index 1994fe7..2b7660f 100755
--- a/lib/utilities.py
+++ b/lib/utilities.py
@@ -256,7 +256,7 @@
     r"""
     Reverse given string (From LSB first to MSB first) and converts to HEX.
 
-    Input stirng     0a 00
+    Input string     0a 00
     Return string    0a
     """
     datalist = string.split(" ")