diff --git a/chapter08/systemd.xml b/chapter08/systemd.xml
index 0e6762245..c2fc9dc6d 100644
--- a/chapter08/systemd.xml
+++ b/chapter08/systemd.xml
@@ -53,7 +53,6 @@
 <screen><userinput remap="configure">mkdir -p build
 cd       build
 
-CFLAGS+=" -Wno-format-overflow" \
 meson setup ..                \
       --prefix=/usr           \
       --buildtype=release     \