diff --git a/.gitignore b/.gitignore
index 3466e5e..8cc0943 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,4 @@
 *.su
 
 build/
+.cache/
\ No newline at end of file
diff --git a/dists/flipclock.desktop b/dists/flipclock.desktop.in
similarity index 83%
rename from dists/flipclock.desktop
rename to dists/flipclock.desktop.in
index 589b45d..07122ce 100644
--- a/dists/flipclock.desktop
+++ b/dists/flipclock.desktop.in
@@ -4,7 +4,7 @@ Name=FlipClock
 Comment=A flip clock screensaver supported by SDL2.
 Icon=flipclock
 Exec=flipclock
-TryExec=/usr/bin/flipclock
+TryExec=@package_bindir@/flipclock
 StartupNotify=false
 Terminal=false
 Categories=Game
diff --git a/meson.build b/meson.build
index 69f5fe5..83d5344 100644
--- a/meson.build
+++ b/meson.build
@@ -22,8 +22,9 @@ if get_option('debug') == true
 endif
 
 conf_data = configuration_data()
-conf_data.set('install_prefix', get_option('prefix'))
 conf_data.set('project_version', meson.project_version())
+conf_data.set('package_bindir', get_option('prefix') / get_option('bindir'))
+conf_data.set('package_datadir', get_option('prefix') / get_option('datadir'))
 
 configure_file(
   input: 'srcs/config-meson.h.in',
@@ -31,6 +32,18 @@ configure_file(
   configuration: conf_data
 )
 
+# Don't install desktop entry for Windows.
+if host_machine.system() == 'linux'
+  configure_file(
+    input: 'dists/flipclock.desktop.in',
+    output: 'flipclock.desktop',
+    configuration: conf_data,
+    install: true,
+    # If a relative path is given, meson will put it under prefix so we don't need to put `get_option('prefix')` manually here.
+    install_dir: get_option('datadir') / 'applications'
+  )
+endif
+
 sources = files(
   'srcs/main.c',
   'srcs/getarg.c',
@@ -51,8 +64,8 @@ if host_machine.system() == 'linux'
     c_args: c_args,
     dependencies: dependencies,
     include_directories: include_directories,
-    install: true,
-    install_dir: get_option('prefix') / 'bin'
+    install: true
+    # By default, meson install binary to `get_option('prefix') / get_option('bindir')`, so we can omit `install_dir` here.
   )
 
   install_data(
@@ -67,10 +80,6 @@ if host_machine.system() == 'linux'
     'dists' / 'flipclock.png',
     install_dir: get_option('datadir') / 'pixmaps'
   )
-  install_data(
-    'dists' / 'flipclock.desktop',
-    install_dir: get_option('datadir') / 'applications'
-  )
 elif host_machine.system() == 'windows'
   if get_option('debug') == true
     executable(
@@ -80,7 +89,7 @@ elif host_machine.system() == 'windows'
       dependencies: dependencies,
       include_directories: include_directories,
       install: true,
-      install_dir: get_option('prefix') / meson.project_name(),
+      install_dir: meson.project_name(),
       name_suffix: 'scr',
       win_subsystem: 'console'
     )
@@ -92,7 +101,7 @@ elif host_machine.system() == 'windows'
       dependencies: dependencies,
       include_directories: include_directories,
       install: true,
-      install_dir: get_option('prefix') / meson.project_name(),
+      install_dir: meson.project_name(),
       name_suffix: 'scr',
       win_subsystem: 'windows'
     )
@@ -100,18 +109,18 @@ elif host_machine.system() == 'windows'
 
   install_data(
     'LICENSE',
-    install_dir: get_option('prefix') / meson.project_name()
+    install_dir: meson.project_name()
   )
   install_data(
     'dists' / 'flipclock.ttf',
-    install_dir: get_option('prefix') / meson.project_name()
+    install_dir: meson.project_name()
   )
   install_data(
     'dists' / 'COPYING',
-    install_dir: get_option('prefix') / meson.project_name()
+    install_dir: meson.project_name()
   )
   install_data(
     'dists' / '请先读我.txt',
-    install_dir: get_option('prefix') / meson.project_name()
+    install_dir: meson.project_name()
   )
 endif
diff --git a/srcs/config-meson.h.in b/srcs/config-meson.h.in
index 011d2dd..dfde1bb 100644
--- a/srcs/config-meson.h.in
+++ b/srcs/config-meson.h.in
@@ -1,6 +1,7 @@
 #ifndef __CONFIG_H__
 
-#define INSTALL_PREFIX "@install_prefix@"
 #define PROJECT_VERSION "@project_version@"
+#define PACKAGE_BINDIR "@package_bindir@"
+#define PACKAGE_DATADIR "@package_datadir@"
 
 #endif
diff --git a/srcs/flipclock.c b/srcs/flipclock.c
index 1058e07..f8ca2fa 100644
--- a/srcs/flipclock.c
+++ b/srcs/flipclock.c
@@ -710,7 +710,7 @@ void flipclock_open_fonts(struct flipclock *app, int clock_index)
 		// Directly under `app/src/main/assets` for Android APP.
 		char *font_path = "flipclock.ttf";
 #elif defined(__linux__)
-		char *font_path = INSTALL_PREFIX "/share/fonts/flipclock.ttf";
+		char *font_path = PACKAGE_DATADIR "/fonts/flipclock.ttf";
 #endif
 		LOG_DEBUG("Using font_path `%s`.\n", font_path);
 		app->clocks[clock_index].fonts.time = TTF_OpenFont(