diff --git a/DOC.md b/DOC.md
index f1e2918..67ccafb 100755
--- a/DOC.md
+++ b/DOC.md
@@ -3,7 +3,7 @@
 
 ## Constants
 
-Following constatns are defined in pywifi.
+Following constants are defined in pywifi.
 
 Before using the constants, please remember to ```import pywifi```.