diff --git a/dtmerge/CMakeLists.txt b/dtmerge/CMakeLists.txt
index 7e2702e..9b101c4 100644
--- a/dtmerge/CMakeLists.txt
+++ b/dtmerge/CMakeLists.txt
@@ -23,6 +23,7 @@ add_executable(dtoverlay dtoverlay_main.c utils.c)
 target_link_libraries(dtoverlay dtovl)
 install(TARGETS dtoverlay RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
 install(FILES dtoverlay.1 DESTINATION ${CMAKE_INSTALL_MANDIR}/man1)
+install(FILES dtoverlay.2 DESTINATION ${CMAKE_INSTALL_MANDIR}/man2)
 
 add_custom_command(TARGET dtoverlay POST_BUILD COMMAND ln;-sf;dtoverlay;dtparam)
 install(FILES ${CMAKE_CURRENT_BINARY_DIR}/dtparam DESTINATION ${CMAKE_INSTALL_BINDIR})