diff --git a/README.md b/README.md
index 0c65208..412025a 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ where both data and (logical) domain knowledge are available.
 
 Key Features of ABL-Package:
 
-- **Great Flexibility**: Adaptable to a variety of machine learning modules and logical reasoning components.
+- **Great Flexibility**: Adaptable to various machine learning modules and logical reasoning components.
 - **User-Friendly**: Provide data, model, and KB, and get started with just a few lines of code.
 - **High-Performance**: Optimization for high accuracy and fast training speed.
 
diff --git a/docs/README.rst b/docs/README.rst
index 1287302..7b7248b 100644
--- a/docs/README.rst
+++ b/docs/README.rst
@@ -8,7 +8,7 @@ where both data and (logical) domain knowledge are available.
 
 Key Features of ABL-Package:
 
-- **Great Flexibility**: Adaptable to a variety of machine learning modules and logical reasoning components.
+- **Great Flexibility**: Adaptable to various machine learning modules and logical reasoning components.
 - **User-Friendly**: Provide data, model, and KB, and get started with just a few lines of code.
 - **High-Performance**: Optimization for high accuracy and fast training speed.