diff --git a/c_glib/README.md b/c_glib/README.md
index ac179354d8f77..c39660b3e8c1c 100644
--- a/c_glib/README.md
+++ b/c_glib/README.md
@@ -92,7 +92,7 @@ Others:
 ```console
 $ meson setup c_glib.build c_glib --buildtype=release
 $ meson compile -C c_glib.build
-$ sudo meson install -C build
+$ sudo meson install -C c_glib.build
 ```
 
 ### How to build by developers