--- meson.build	2024-04-25 02:03:56.000000000 +0800
+++ meson.build	2024-06-10 08:21:45.000000000 +0800
@@ -191,10 +191,10 @@
 stemmer_inc_dirs = include_directories()
 if get_option('stemming')
     stemmer_lib = cc.find_library('stemmer', required: true)
-    stemmer_inc_dirs = include_directories(['/usr/include'])
+    stemmer_inc_dirs = include_directories(['@PREFIX@/include'])
     if not cc.has_header('libstemmer.h')
         if cc.has_header('libstemmer/libstemmer.h')
-            stemmer_inc_dirs = include_directories('/usr/include/libstemmer')
+            stemmer_inc_dirs = include_directories('@PREFIX@/include/libstemmer')
         else
             error('Unable to find Snowball header "libstemmer.h". Please ensure libstemmer/Snowball is installed properly in order to continue.')
         endif