diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index f4428356..cb8cfe0f 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -578,26 +578,24 @@ if (BUILD_TESTS)
 endif()
 
 if (${CMAKE_SYSTEM_NAME} STREQUAL "FreeBSD" OR ${CMAKE_SYSTEM_NAME} STREQUAL "DragonFly")
-    install(TARGETS fastnetmon DESTINATION bin)
-    install(TARGETS fastnetmon_client DESTINATION bin)
-
-    install(FILES fastnetmon.conf DESTINATION etc)
-
-    # Install blank files for networks list and whitelist
-    install(FILES networks_list DESTINATION etc)
-    install(FILES networks_whitelist DESTINATION etc)
+    set(CMAKE_INSTALL_BINDIR "bin")
+    set(CMAKE_INSTALL_SBINDIR "bin")
+    set(CMAKE_INSTALL_SYSCONFDIR "etc")
 else()
-    # Linux
-    install(TARGETS fastnetmon DESTINATION /usr/sbin)
-    install(TARGETS fastnetmon_client DESTINATION /usr/bin)
-
-    install(FILES fastnetmon.conf DESTINATION /etc)
-
-    # Install blank files for networks list and whitelist
-    install(FILES networks_list DESTINATION /etc)
-    install(FILES networks_whitelist DESTINATION /etc) 
+    set(CMAKE_INSTALL_BINDIR "/usr/bin")
+    set(CMAKE_INSTALL_SBINDIR "/usr/sbin")
+    set(CMAKE_INSTALL_SYSCONFDIR "/etc")
 endif()
 
+install(TARGETS fastnetmon DESTINATION "${CMAKE_INSTALL_SBINDIR}")
+install(TARGETS fastnetmon_client DESTINATION "${CMAKE_INSTALL_BINDIR}")
+
+install(FILES fastnetmon.conf DESTINATION "${CMAKE_INSTALL_SYSCONFDIR}")
+
+# Install blank files for networks list and whitelist
+install(FILES networks_list DESTINATION "${CMAKE_INSTALL_SYSCONFDIR}")
+install(FILES networks_whitelist DESTINATION "${CMAKE_INSTALL_SYSCONFDIR}")
+
 # man pages
 install(FILES man/fastnetmon.1 DESTINATION /usr/share/man/man1)
 install(FILES man/fastnetmon_client.1 DESTINATION /usr/share/man/man1)