diff --git a/mingw-glib2.spec b/mingw-glib2.spec
index db51a30..b65b6cc 100644
--- a/mingw-glib2.spec
+++ b/mingw-glib2.spec
@@ -106,6 +106,7 @@ Static version of the MinGW Windows GLib2 library.
 
 %build
 %mingw_meson --default-library=both
+%mingw_ninja
 
 %install
 %mingw_ninja_install