diff --git a/bitbake/lib/bb/cooker.py b/bitbake/lib/bb/cooker.py
index 0d29aa03a0..d100b96f53 100644
--- a/bitbake/lib/bb/cooker.py
+++ b/bitbake/lib/bb/cooker.py
@@ -1766,6 +1766,8 @@ class BBCooker:
         self.state = state.initial
 
     def reset(self):
+        if hasattr(bb.parse, "siggen"):
+            bb.parse.siggen.exit()
         self.initConfigurationData()
         self.handlePRServ()