diff --git a/pisi/operations/build.py b/pisi/operations/build.py
index 50334685..51474e56 100644
--- a/pisi/operations/build.py
+++ b/pisi/operations/build.py
@@ -1132,6 +1132,7 @@ def build(pspec):
         if ctx.ui.errors or ctx.ui.warnings:
             ctx.ui.warning(_("*** %d error(s), %d warning(s)") \
                             % (ctx.ui.errors, ctx.ui.warnings))
+    return pb
 
 order = {"none": 0,
          "fetch": 1,