diff --git a/bitbake/lib/bb/siggen.py b/bitbake/lib/bb/siggen.py
index 391020a9ed..3eecd751b4 100644
--- a/bitbake/lib/bb/siggen.py
+++ b/bitbake/lib/bb/siggen.py
@@ -137,6 +137,8 @@ class SignatureGeneratorBasic(SignatureGenerator):
         else:
             sigfile = stampbase + "." + task + ".sigbasedata" + "." + self.basehash[k]
 
+        bb.utils.mkdirhier(os.path.dirname(sigfile))
+
         data = {}
         data['basewhitelist'] = self.basewhitelist
         data['taskwhitelist'] = self.taskwhitelist