diff --git a/Dockerfile b/Dockerfile
index b46452a..61c32aa 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -106,6 +106,8 @@ RUN dnf install https://github.com/trapexit/mergerfs/releases/download/2.41.1/me
 RUN systemctl enable docker
 RUN systemctl enable scx_loader
 
+RUN echo 'kargs = ["mem_sleep_default=deep"]' > /usr/lib/bootc/kargs.d/10-mem-sleep.toml
+
 COPY etc /etc
 COPY usr /usr