diff --git a/json-glib/tests/meson.build b/json-glib/tests/meson.build
index 1eb56c8..dca444e 100644
--- a/json-glib/tests/meson.build
+++ b/json-glib/tests/meson.build
@@ -21,8 +21,9 @@ test_data = [
   'stream-load.json',
 ]
 
-installed_test_bindir = json_libexecdir / 'installed-tests' / json_api_name
-installed_test_datadir = json_datadir / 'installed-tests' / json_api_name
+installed_test_prefix = get_option('installed_test_prefix')
+installed_test_bindir = installed_test_prefix / 'libexec' / 'installed-tests' / json_api_name
+installed_test_datadir = installed_test_prefix / 'share' / 'installed-tests' / json_api_name
 
 install_data(test_data, install_dir: installed_test_bindir)
 
diff --git a/meson_options.txt b/meson_options.txt
index 5a96998..383aa6c 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -13,3 +13,6 @@ option('tests',
 option('installed_tests',
        type: 'boolean', value: true,
        description: 'Enable installed tests')
+option('installed_test_prefix',
+       description: 'Prefix for installed tests',
+       type: 'string')