diff --git a/doc/src/Build_cmake.rst b/doc/src/Build_cmake.rst
index 3473d83143..52a240176f 100644
--- a/doc/src/Build_cmake.rst
+++ b/doc/src/Build_cmake.rst
@@ -107,7 +107,7 @@ re-compile and relink the LAMMPS executable with ``cmake --build .`` (or
 ``cmake .`` and then compile again. The included dependency tracking
 should make certain that only the necessary subset of files are
 re-compiled.  You can also delete compiled objects, libraries and
-executables with ``cmake --build . clean`` (or ``make clean``).
+executables with ``cmake --build . --target clean`` (or ``make clean``).
 
 After compilation, you may optionally install the LAMMPS executable into
 your system with: