diff --git a/README.md b/README.md
index 6b0b1ce..b20b78b 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ Python implementation of Balu Toolbox by Domingo Mery (http://dmery.ing.puc.cl/i
 
 ## Usage:
 
-All commands in Balu have its own docstring documentation with usage methods and examples:
+All commands in Balu have their own docstring documentation with usage methods and examples:
 ```python
 from balu.Classification import Bcl_lda
 help(Bcl_lda)