diff --git a/CHANGELOG.md b/CHANGELOG.md
index 861a4c8..63ef25f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - `load_config` function modified
 - Random mode modified
 - `RANDOM_EQUATION_GEN_COMPLEXITY` parameter renamed to `RANDOM_EQUATION_MAX_COMPLEXITY`
+- `README.md` updated
 ## [1.0] - 2022-12-14
 ### Added
 - `Marker` enum
diff --git a/README.md b/README.md
index 185fbc7..92f4b02 100644
--- a/README.md
+++ b/README.md
@@ -350,11 +350,11 @@ Samila is simply a transformation between a square-shaped space from the Cartesi
 ### Example
 <img src="https://github.com/sepandhaghighi/samila/raw/master/otherfiles/mathematical_details/transformation.png">
 
-We have set of points in the first space (left square) which can be define as follow:
+We have set of points in the first space (left square) which can be defined as follow:
 
 <img src="https://github.com/sepandhaghighi/samila/raw/master/otherfiles/mathematical_details/S1.jpg">
 
-And bellow functions are used for transformation:
+And below functions are used for transformation:
 
 ```pycon
 >>> def f1(x, y):
@@ -367,7 +367,7 @@ And bellow functions are used for transformation:
 
 <img src="https://github.com/sepandhaghighi/samila/raw/master/otherfiles/mathematical_details/S2.jpg">
 
-here we uses `Projection.POLAR` so later space will be the polar space and we have:
+here we use `Projection.POLAR` so later space will be the polar space and we have:
 
 ```pycon
 >>> g = GenerativeImage(f1, f2)