diff --git a/mesonbuild/backend/backends.py b/mesonbuild/backend/backends.py
index d752ac4d9..04255dce6 100644
--- a/mesonbuild/backend/backends.py
+++ b/mesonbuild/backend/backends.py
@@ -791,6 +791,7 @@ class Backend:
                 for df in self.interpreter.get_build_def_files()]
         if self.environment.is_cross_build():
             deps.extend(self.environment.coredata.cross_files)
+        deps.extend(self.environment.coredata.config_files)
         deps.append('meson-private/coredata.dat')
         if os.path.exists(os.path.join(self.environment.get_source_dir(), 'meson_options.txt')):
             deps.append(os.path.join(self.build_to_src, 'meson_options.txt'))