diff --git a/meson.build b/meson.build
index 99db2f17..70a4c1f2 100644
--- a/meson.build
+++ b/meson.build
@@ -1079,6 +1079,14 @@ values += '/tmp'
 default_socket_dir = values.strip().split('\n')[0]
 
 if platform_unix
+    session_socket_dir = get_option('session_socket_dir')
+
+    if session_socket_dir == ''
+        session_socket_dir = default_socket_dir
+    endif
+
+    config.set_quoted('DBUS_SESSION_SOCKET_DIR', session_socket_dir)
+
     test_socket_dir = get_option('test_socket_dir')
 
     if test_socket_dir == ''
@@ -1093,15 +1101,6 @@ endif
 config.set_quoted('TEST_LISTEN', test_listen)
 data_config.set('TEST_LISTEN', test_listen)
 
-session_socket_dir = get_option('session_socket_dir')
-if session_socket_dir == ''
-    session_socket_dir = default_socket_dir
-endif
-
-if platform_unix
-    config.set_quoted('DBUS_SESSION_SOCKET_DIR', session_socket_dir)
-endif
-
 # This must be a listening address. It doesn't necessarily need to be an
 # address you can connect to - it can be something vague like
 # "nonce-tcp:".