diff --git a/Dockerfile b/Dockerfile
index 8eaacc8..5cec66a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,6 +25,7 @@ RUN apt install -yq libssl-dev \
   xserver-xorg \
   fluxbox \
   xvfb \
+  gnome-screenshot \
   && apt-get clean