diff --git a/README.md b/README.md
new file mode 100644
index 0000000..1bb08f3
--- /dev/null
+++ b/README.md
@@ -0,0 +1,20 @@
+# wlsunset
+
+Day/night gamma adjustments for Wayland compositors supporting wlr-gamma-control-unstable-v1.
+
+# How to build and install
+
+```
+meson build
+ninja -C build
+sudo ninja -C build install
+```
+
+# How to use
+
+See the helptext (`wlsunset -h`)
+
+## Example
+```
+wlsunset -l 39.913818 -L 116.363625
+```