diff --git a/Compiling-Cockatrice-(Linux).md b/Compiling-Cockatrice-(Linux).md
index c8a533f..d3d48bb 100644
--- a/Compiling-Cockatrice-(Linux).md
+++ b/Compiling-Cockatrice-(Linux).md
@@ -301,7 +301,7 @@ Install dependencies:
 ```
 # apt install build-essential g++ cmake git
 # apt install libprotobuf-dev protobuf-compiler
-# apt install qt5-default qtbase5-dev-tools libqt5websockets5 libqt5websockets5-dev
+# apt install qt5-default qtbase5-dev-tools libqt5websockets5 libqt5websockets5-dev qttools5-dev
 # apt install libmariadb-dev-compat qttools5-dev-tools libqt5svg5-dev qtmultimedia5-dev libqt5sql5-mysql
 ```