diff --git a/README.md b/README.md
index ceeb332..399de6b 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,27 @@
 secMalASCT statistical analysis
 ===============================
+How to run
+----------
+1. Clone the repository
+2. Open R and source one of the R files
+
+survival.R
+----------
+Source this file and call one of the plot functions to show plot in R.
+`sma_plot_file_surv()` will save all plots to files.
+
+plot_survival.R
+---------------
+Special script to generate all plots and save them in files.
+Run with `Rscript plot_survival.R`
+
+Dependencies
+------------
+* git
+* R
 
 R packages used
 ---------------
 * tidyverse
+* survival
 * survminer