diff --git a/meson.build b/meson.build
index ea3ae94..9cd88fe 100644
--- a/meson.build
+++ b/meson.build
@@ -220,6 +220,7 @@ current_library_path = run_command(
 g_ir_scanner_env.set(var, current_library_path.stdout().strip())
 if host_system in ['windows', 'cygwin']
   g_ir_scanner_env.prepend(var, gio_dep.get_variable('giomoduledir'))
+  g_ir_scanner_env.prepend(var, glib_dep.get_variable('bindir'))
 endif
 
 configure_file(