diff --git a/games/arma3/Dockerfile b/games/arma3/Dockerfile
index f5231ff..e478184 100644
--- a/games/arma3/Dockerfile
+++ b/games/arma3/Dockerfile
@@ -17,7 +17,7 @@ RUN         dpkg --add-architecture i386 \
                 iproute2 \
                 gettext-base \
                 ca-certificates \
-				numactl \
+                numactl \
                 libssl-dev \
                 lib32gcc-s1 \
                 libsdl2-2.0-0 \