diff --git a/README.md b/README.md
index e989d83..1212703 100644
--- a/README.md
+++ b/README.md
@@ -5,8 +5,7 @@
 [![PyPI](https://img.shields.io/pypi/v/sierras)](https://pypi.org/project/sierras/)
 [![https://github.com/leliel12/diseno_sci_sfw](https://img.shields.io/badge/DiSoftCompCi-FAMAF-ffda00)](https://github.com/leliel12/diseno_sci_sfw)
 
-**sierras** is a python module that allows to perform arrhenius plots for
-diffusion coefficients and extrapolate to desired temperatures.
+**sierras** is a Python package to fit the arrhenius equation to diffusion coefficients data, extrapolate to room temperature and plot
 
 
 ## Motivation
diff --git a/docs/source/index.rst b/docs/source/index.rst
index 6c73867..3ed4109 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -24,8 +24,8 @@ sierras
    :alt: Curso doctoral FAMAF: Diseño de software para cómputo científico
 
 
-**sierras** is a python module that allows to perform arrhenius plots for
-diffusion coefficients and extrapolate to desired temperatures.
+**sierras** is a Python package to fit the arrhenius equation to diffusion 
+coeffcients data, extrapolate to room temperature and plot
 
 Motivation
 ----------