diff --git a/libs/ptformat/wscript b/libs/ptformat/wscript
index 4d381234fe..77f70b90e8 100644
--- a/libs/ptformat/wscript
+++ b/libs/ptformat/wscript
@@ -34,7 +34,7 @@ def build(bld):
     obj.includes     = ['.']
     obj.name         = 'libptformat'
     obj.target       = 'ptformat'
-    obj.use          = 'libardour'
+    obj.use          = 'libpbd'
     autowaf.ensure_visible_symbols (obj, True)
     obj.vnum         = LIBPTFORMAT_LIB_VERSION
     obj.install_path = bld.env['LIBDIR']