diff --git a/Makefile b/Makefile
index 0e3f9a6..f5f4394 100644
--- a/Makefile
+++ b/Makefile
@@ -26,7 +26,7 @@ install: sharp.ko sharp.dtbo
 	install -D -m 0644 sharp.dtbo /boot/overlays/
 	# Add configuration line if it wasn't already there
 	grep -qxF '$(BOOT_CONFIG_LINE)' /boot/config.txt \
-		|| echo '$(BOOT_CONFIG_LINE)' >> /boot/config.txt
+		|| echo '[all]\n$(BOOT_CONFIG_LINE)' >> /boot/config.txt
 	# Add auto-load module line if it wasn't already there
 	grep -qxF 'sharp' /etc/modules \
 		|| echo 'sharp' >> /etc/modules