diff --git a/fdroidserver/build.py b/fdroidserver/build.py
index 24cb2f5c..96446bb7 100644
--- a/fdroidserver/build.py
+++ b/fdroidserver/build.py
@@ -907,7 +907,7 @@ def main():
                 logfile = open(os.path.join(log_dir, app['id'] + '.log'), 'a+')
                 logfile.write(str(be))
                 logfile.close()
-                print "Could not build app %s due to BuildException: %s" % (app['id'], be)
+                print "Could not build app %s due to BuildException: %s" % (app['id'], be.value)
                 if options.stop:
                     sys.exit(1)
                 failed_apps[app['id']] = be