1 files changed, 2 insertions, 2 deletions
diff --git a/README.md b/README.md
index 94fba23..3138817 100644
--- a/README.md
+++ b/README.md
@@ -59,13 +59,13 @@ to `slcl`. If required, encryption should be done before uploading e.g.: using
 #### Mandatory packages
 
 ```sh
-sudo apt install build-essential libcjson-dev libssl-dev
+sudo apt install build-essential libcjson-dev libssl-dev m4 jq
 ```
 
 #### Optional packages
 
 ```sh
-sudo apt install cmake xxd jq
+sudo apt install cmake
 ```
 
 ## How to use