diff --git a/README.md b/README.md
index b4f9af8600d7049e5e6528f09801d083a811d9f7..1ea67052e0a6ed35b65d3fa1280876205c8a4329 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,10 @@
+
+## Requirements
+  - python >= 3.8  *won't work with python 3.6*
+  - matplotlib
+  - netcdf4
+  - numpy
+
 ## Install
 
 ```bash
@@ -7,7 +14,6 @@ python3 -m pip install -e .
 
 ```
 
-
 # Usage
 
 ### Create an image from ctl file with command line
@@ -19,8 +25,4 @@ python3 -m plot_ctl --file=mmsst.ctl --var=sst --tnum=0 --output=sst.png
 ### Convert ctl to netcdf
 ```bash
 python3 -m ctler mmsst.ctl mmsst.nc
-```
-
-# Known issues
-
-  - Does not work with files containing only one time record
\ No newline at end of file
+```
\ No newline at end of file