diff --git a/lib/bb/cooker.py b/lib/bb/cooker.py
index cbe0d71..27abca0 100644
--- a/lib/bb/cooker.py
+++ b/lib/bb/cooker.py
@@ -137,7 +137,7 @@ class BBCooker:
 
         # Take a lock so only one copy of bitbake can run against a given build
         # directory at a time
-        lockfile = bb.data.expand("${TOPDIR}/bitbake.lock", self.configuration.data)
+        lockfile = self.configuration.data.expand("${TOPDIR}/bitbake.lock")
         self.lock = bb.utils.lockfile(lockfile, False, False)
         if not self.lock:
             bb.fatal("Only one copy of bitbake should be run against a build directory")