Index: cmake/install/linux.cmake
--- cmake/install/linux.cmake.orig
+++ cmake/install/linux.cmake
@@ -1,4 +1,4 @@
-if(${CMAKE_SYSTEM_NAME} STREQUAL "Linux")
+if(${CMAKE_SYSTEM_NAME} STREQUAL "OpenBSD")
     install(TARGETS falltergeist RUNTIME DESTINATION bin)
     install(DIRECTORY data DESTINATION share/falltergeist)
     install(FILES package/falltergeist.desktop DESTINATION share/applications)