diff --git a/README.md b/README.md
index 0259817..e6584fc 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ will make those events ignored.
 ### Building:
 ```sh
 cmake --no-warn-unused-cli -DCMAKE_BUILD_TYPE:STRING=Release -S . -B ./build
-cmake --build ./build --config Release --target hypridle -j`nproc 2>/dev/null || getconf NPROCESSORS_CONF`
+cmake --build ./build --config Release --target hypridle -j`nproc 2>/dev/null || getconf _NPROCESSORS_CONF`
 ```
 
 ### Installation: